H04M   1/00  \	0	0	5K127	H04M   1/00	126	֥ơ֡㡥ԤѤΡʸ򴹵ˤä󶡤ԸΥӥȣͣǼõȢȣͣή֣ȣͣˡΣ	Substation equipment, e.g. for use by subscribers (subscriber services or facilities provided at exchanges H04M 3/00; prepayment telephone coin boxes H04M 17/00; current supply arrangements H04M 19/08) [1,7]
H04M   1/00  G	0	0	5K127	H04M   1/00	70	õ	Telephone
H04M   1/00  W	0	1	5K127	H04M   1/00	2807	ư֤ɽ֡㡥λѾ֤ɽôﳰ	Running state indication device, e.g. indication of the state of line usage, off-hook alarm
H04M   1/00  K	0	2	5K127	H04M   1/00	1975	忮ɽ֡㡥ƽпθФħͭ	Devices for displaying incoming calls, e.g., characterized by detection of call signals
H04M   1/00  B	0	3	5K127	H04M   1/00	2133	İˤ	using audible sound
H04M   1/00  C	0	4	5K127	H04M   1/00	465	ȡ	Tone ringer
H04M   1/00  D	0	4	5K127	H04M   1/00	172		Electric bell
H04M   1/00  L	0	3	5K127	H04M   1/00	1323	Ļɽˤ	using visible indication
H04M   1/00  A	0	1	5K127	H04M   1/00	1191	ϩ	Circuit
H04M   1/00  H	0	2	5K127	H04M   1/00	2098	ѡʲͭΤϣȣͣ	For voice (having a voice amplifier H04M1/60)
H04M   1/00  J	0	2	5K127	H04M   1/00	1133	ѡ㡥եåСȿž˸	For signal, e.g. hook detection, detection of electrical signal polarity (or polarity inversion)
H04M   1/00  M	0	1	5K127	H04M   1/00	588	üõ㡥³	Special telephone apparatuses, e.g. connected to four-wire telephone cables
H04M   1/00  E	0	2	5K127	H04M   1/00	752	ž	Call forwarding
H04M   1/00  R	0	2	5K127	H04M   1/00	3452	¿ǽáʳäϣαäϣ	Multi-function telephones (loudspeaker telephones 1/60-62, automatic answering telephones 1/64-65)
H04M   1/00  S	0	3	5K127	H04M   1/00	2303	ȯ忮εǽ	Functions for origination/termination
H04M   1/00  U	0	3	5K127	H04M   1/00	8043	¾ŵȤη	Coupling with other electrical components
H04M   1/00  V	0	4	5K127	H04M   1/00	3912	ŵ郎õưϢư	Said electrical component linked with telephone operation
H04M   1/00  Q	0	0	5K127	H04M   1/00	1225	õ¾Υ֥ơȤη	Coupling between telephone and another substation
H04M   1/00  Z	0	0	5K127	H04M   1/00	880	¾	Others
H04M   1/02  \	1	1	5K023	H04M   1/02	241	õι¤Ū	Constructional features of telephone sets
H04M   1/02  A	1	0	5K023	H04M   1/02	3352	ɽܥ	Indication or button
H04M   1/02  B	1	0	5K023	H04M   1/02	445	üõ̹¤ӤüʤΤޤ	Special telephone (including a special structure or application)
H04M   1/02  C	1	1	5K023	H04M   1/02	19545	ɥ쥹õ	Cordless telephones
H04M   1/02  D	1	1	5K023	H04M   1/02	163	õ	Public telephone
H04M   1/02  E	1	1	5K023	H04M   1/02	249	¿ǽõ	Multi-function telephone
H04M   1/02  F	1	2	5K023	H04M   1/02	96	ܥõ	Pushbutton telephone
H04M   1/02  G	1	1	5K023	H04M   1/02	971	󥿡ۥ	Intercoms
H04M   1/02  H	1	1	5K023	H04M   1/02	313	ϥɥåȷ	Handset type
H04M   1/02  J	1	1	5K023	H04M   1/02	308		Decorative telephone
H04M   1/02  Z	1	0	5K023	H04M   1/02	834	¾Τ	Others
H04M   1/03  \	2	2	5K023	H04M   1/03	204	ôޤϼôι¤Ū֡㡥Σ	Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets [2]
H04M   1/03  A	2	0	5K023	H04M   1/03	986	ϥɥå	Handsets
H04M   1/03  B	2	0	5K023	H04M   1/03	420	ô	Microphone
H04M   1/03  C	2	0	5K023	H04M   1/03	858	ô	Receiver
H04M   1/03  Z	2	0	5K023	H04M   1/03	321	¾Τ	Others
H04M   1/04  \	2	2	5K023	H04M   1/04	93	ôޤϼôλٻ	Supports for telephone transmitters or receivers
H04M   1/04  A	2	0	5K023	H04M   1/04	1007	桦	Base or stand
H04M   1/04  B	2	0	5K023	H04M   1/04	109	ϥɥåȤξ	Lifting and lowering devices for handsets
H04M   1/04  Z	2	0	5K023	H04M   1/04	947	¾ΤΡ㡥õΤΥϥɥåȷ߹¤	Others, e.g. handset engagement structures of telephone main units
H04M   1/05  \	3	3	5K023	H04M   1/05	26	ƬΤɤޤ϶ǤλѤäŬ礷	specially adapted for use on head, throat or breast
H04M   1/05  A	3	0	5K023	H04M   1/05	437	ƬˤĤ	put on head
H04M   1/05  B	3	0	5K023	H04M   1/05	203	ˤĤ	put on breast or shoulder
H04M   1/05  C	3	0	5K023	H04M   1/05	395	ˤĤ	put on ear
H04M   1/05  Z	3	0	5K023	H04M   1/05	214	¾Τ	Others
H04M   1/06  \	3	3	5K023	H04M   1/06	54	եå쥤ɥ	Hooks; Cradles
H04M   1/06  A	3	0	5K023	H04M   1/06	166	եåå¾ΥåȤϢ	Association of hook switches with other switches
H04M   1/06  Z	3	0	5K023	H04M   1/06	199	¾Τ	Others
H04M   1/08  \	4	4	5K023	H04M   1/08	56	ôޤν̤ˤư륹åϢ礵줿	associated with switches operated by the weight of the receiver or hand-set
H04M   1/08  A	4	0	5K023	H04M   1/08	274	եåܥ󤬣Τ	having one hook button
H04M   1/08  B	4	0	5K023	H04M   1/08	123	եåܥ󤬣Τ	having two hook buttons
H04M   1/08  Z	4	0	5K023	H04M   1/08	85	¾Τ	Others
H04M   1/10  \	4	4	5K023	H04M   1/10	97	ôޤܶ˴Ť̤ˤư륹åϢ礵줿	associated with switches operated by magnetic effect due to proximity of receiver or hand-set
H04M   1/11  \	2	2	5K023	H04M   1/11	107	õѻٻΡ㡥ڼȹΤ	Supports for sets, e.g. incorporating armrests
H04M   1/11  A	2	0	5K023	H04M   1/11	237	ɳ	Hang-on-the-wall type
H04M   1/11  B	2	1	5K023	H04M   1/11	215	ɳ	co-used as the hang-on-the-wall type and desktop type
H04M   1/11  C	2	0	5K023	H04M   1/11	646	ư	for automobiles
H04M   1/11  Z	2	0	5K023	H04M   1/11	2722	¾Τ	Others
H04M   1/12  \	3	3	5K023	H04M   1/12	46	ĴٻΡ㡥ĥǤ	Adjustable supports, e.g. extensible
H04M   1/12  A	3	0	5K023	H04M   1/12	79	ĹǤ	expandable
H04M   1/12  B	3	1	5K023	H04M   1/12	60	ʿ	Horizontal direction
H04M   1/12  C	3	1	5K023	H04M   1/12	43	ľ	Vertical direction
H04M   1/12  D	3	0	5K023	H04M   1/12	352	žǤ	rotatable
H04M   1/12  E	3	0	5K023	H04M   1/12	134	ĹڤӲžǤ	expandable and rotatable
H04M   1/12  Z	3	0	5K023	H04M   1/12	196	¾Τ	Others
H04M   1/13  \	4	4	5K023	H04M   1/13	12	ѥ󥿥ռ	pantographic
H04M   1/14  \	3	3	5K023	H04M   1/14	62	ư뤿Ūʤ	with resilient means to eliminate extraneous vibrations
H04M   1/15  \	2	2	5K023	H04M   1/15	509	õɤݸޤϰΣ	Protecting or guiding telephone cords [5]
H04M   1/17  \	2	2	5K023	H04M   1/17	71	õޤϱôޤϼôΤΤΣȣңˡΣ	Hygienic or sanitary devices on telephone equipment (for mouthpieces or earpieces H04R 1/12) [2]
H04M   1/17  A	2	0	5K023	H04M   1/17	449	õѥС	Covers for telephones
H04M   1/17  B	2	0	5K023	H04M   1/17	101	ϥɥåȥС	Covers for handsets
H04M   1/17  Z	2	0	5K023	H04M   1/17	248	¾Τ	Others
H04M   1/18  \	2	2	5K023	H04M   1/18	395	ۻޤϰĶˤǤλѤäŬ礷õʣȣͣͥ	Telephone sets&nbsp;specially adapted for use in ships, mines, or other places exposed to adverse environment (H04M 1/19&nbsp;takes precedence)
H04M   1/19  \	2	2	5K023	H04M   1/19	55	ΩʹɻߡޤɻߤΤôôޤ֡ΤäŬ礷øޤϼôΩʹɻѲϩ֣ȣͣüţȣ	Arrangements of transmitters, receivers, or complete sets to prevent eavesdropping, to attenuate local noise or to prevent undesired transmission; Mouthpieces or receivers specially adapted therefor (circuit arrangements for preventing eavesdropping H04M 1/68; telephone cabinets E04H 1/14)
H04M   1/19  A	2	0	5K023	H04M   1/19	221	ò	Sent sound volume control
H04M   1/19  B	2	1	5K023	H04M   1/19	96	üǹ¤	Sent sound shut-off structure
H04M   1/19  Z	2	0	5K023	H04M   1/19	207	¾Τ	Others
H04M   1/20  \	2	2	5K023	H04M   1/20	73	ɻߤΤ֡ʣȣͣͥ	Arrangements for preventing acoustic feedback (H04M 1/62 takes precedence)
H04M   1/21  \	2	2	5K023	H04M   1/21	40	֡㡥פޤϥѻ桤Ȥη	Combinations with auxiliary equipment, e.g. with clocks or&nbsp;memoranda pads
H04M   1/21  A	2	0	5K023	H04M   1/21	466	ֹḫֹɽФＫΤϡ£ƣ	Quick reference for directory numbers (directory number table display unit per se B42F17/34)
H04M   1/21  B	2	0	5K023	H04M   1/21	223		Memo device
H04M   1/21  C	2	0	5K023	H04M   1/21	411	ץ	Acoustic coupler
H04M   1/21  E	2	0	5K023	H04M   1/21	317		Voice talk supplementary device
H04M   1/21  D	2	1	5K023	H04M   1/21	417	ó	Telephone loudspeaker
H04M   1/21  F	2	0	5K023	H04M   1/21	83	αȯ	Hold tone generating device
H04M   1/21  G	2	0	5K023	H04M   1/21	263	ס׻	Watch or calculator
H04M   1/21  H	2	0	5K023	H04M   1/21	16	α	Call holding device
H04M   1/21  J	2	0	5K023	H04M   1/21	107	ԥåå	Pick-up
H04M   1/21  K	2	0	5K023	H04M   1/21	46	ץ졼	Plates
H04M   1/21  L	2	0	5K023	H04M   1/21	154	ϥɥåȤ˷	coupled with handset
H04M   1/21  M	2	0	5K023	H04M   1/21	2192	Τ˷	coupled with the telephone main unit
H04M   1/21  N	2	1	5K023	H04M   1/21	105	˷	coupled with the dial
H04M   1/21  P	2	0	5K023	H04M   1/21	205	õٻΤ˷	coupled with the telephone support
H04M   1/21  Z	2	0	5K023	H04M   1/21	1389	¾Τ	Others
H04M   1/215  \	3	3	5K023	H04M   1/215	19	ʤõФʤΡ㡥ץΣ	by non-intrusive coupling means, e.g. acoustic couplers [7]
H04M   1/22  \	2	2	5K023	H04M   1/22	909	֡ʸ򸫰פ뤿	Illumination; Arrangements for improving the visibility of characters on dials
H04M   1/23  \	2	2	5K023	H04M   1/23	126	ΤޤϤƱ֤ΩƤޤϼդλѤưפˤ뤿μʡʸפ뤳ȤˤΣȣͣ	Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof (by improving visibility H04M 1/22)
H04M   1/23  A	2	0	5K023	H04M   1/23	224	ܥ󼰥ʥ뿮ȯħͭΣ	Pushbutton type dial (characterized by the dial symbol generator1/26-1/54)
H04M   1/23  B	2	1	5K023	H04M   1/23	62		Contact
H04M   1/23  C	2	2	5K023	H04M   1/23	16	꡼ɥå	Reed switches
H04M   1/23  D	2	1	5K023	H04M   1/23	483	ܥι¤	Pushbutton structure or arrangement
H04M   1/23  E	2	1	5K023	H04M   1/23	138	ζư쵡	Contact drive or recovery mechanism
H04M   1/23  F	2	1	5K023	H04M   1/23	439	󥰡Сɽѥͥ	Casings, covers, display panels
H04M   1/23  G	2	1	5K023	H04M   1/23	108	ץȴĤ˹	configured on a printed circuit board
H04M   1/23  H	2	1	5K023	H04M   1/23	54	̵ĥѤ	using a contactless switch
H04M   1/23  J	2	0	5K023	H04M   1/23	59	žʥ뿮ȯħͭΣ	Rotary dial (characterised by dial signal generator 1/26-1/54)
H04M   1/23  K	2	1	5K023	H04M   1/23	93	ʥСץ졼ȡɽץ졼	Number plates, indication plates
H04M   1/23  L	2	1	5K023	H04M   1/23	61	ե󥬡ץ졼	Finger plates
H04M   1/23  M	2	1	5K023	H04M   1/23	15	ե󥬡ȥå	Finger stops
H04M   1/23  N	2	0	5K023	H04M   1/23	159	μդ	Dial installation or layout
H04M   1/23  P	2	0	5K023	H04M   1/23	674	Ѥưפˤ뤿μ	Means for easy use
H04M   1/23  Q	2	1	5K023	H04M   1/23	78	ξ̥	Double-sided dial
H04M   1/23  R	2	1	5K023	H04M   1/23	62	տ	for eye-handicapped people
H04M   1/23  S	2	1	5K023	H04M   1/23	36	ֹ楬ɼʤĤ	having a means of number guidance
H04M   1/23  T	2	0	5K023	H04M   1/23	132	ղ֤ޤ	Additional device or supplementary device for dial operation
H04M   1/23  U	2	0	5K023	H04M   1/23	113	ưʹ¤ʳϡȣͣ	Automatic dial (other than the structure H04M1/27)
H04M   1/23  Z	2	0	5K023	H04M   1/23	178	¾Τ	Others
H04M   1/24  \	1	1	5K127	H04M   1/24	125		Arrangements for testing
H04M   1/24  A	1	0	5K127	H04M   1/24	119	֥ơ֤λ	Testing of substation device
H04M   1/24  B	1	1	5K127	H04M   1/24	326	õλ	Testing of the telephone
H04M   1/24  C	1	2	5K127	H04M   1/24	56	ģмõλ	Testing of the DP type telephone
H04M   1/24  D	1	2	5K127	H04M   1/24	18	ͣƼõλ	Testing of the MF type telephone
H04M   1/24  E	1	2	5K127	H04M   1/24	16	ư뼰õλ	Testing of the automatic dial type telephone
H04M   1/24  F	1	2	5K127	H04M   1/24	114	λ	Testing of the acoustic characteristics
H04M   1/24  G	1	0	5K127	H04M   1/24	269	λ	Line testing
H04M   1/24  H	1	1	5K127	H04M   1/24	60	Ƚ̻оȻ	Polarity identification test; conductor verification test
H04M   1/24  J	1	0	5K127	H04M   1/24	78		Handset for testing
H04M   1/24  Z	1	0	5K127	H04M   1/24	182	¾Τ	Others
H04M   1/247  \	1	1	5K127	H04M   1/247	583	Ѥ䤹뤿Υ桼󥹤ޤʤͭõʥɥ쥹äޤϷääŬ桼󥿡եȣͣˡΣ	Telephone sets including user guidance or feature selection means facilitating their use (user interfaces specially adapted for cordless or mobile telephones H04M 1/724) [2021.01]
H04M   1/253  \	1	1	5K127	H04M   1/253	1114	ǥ벻̿ѤõΣ	Telephone sets using digital voice transmission [7]
H04M   1/26  \	1	1	5K127	H04M   1/26	1319	ԤƤӽФ֡ʣȣͣͥˡΣ	Devices for calling a subscriber (H04M 1/66&nbsp;takes precedence) [1,7]
H04M   1/27  \	2	2	5K127	H04M   1/27	3848	ʣο椬ƱѤ֡Σ	Devices whereby a plurality of signals may be stored simultaneously [2]
H04M   1/272  \	3	3	5K127	H04M   1/272	924	˰ĤβֹΤߤѤ뤿ĤΡ㡥פޤϥˤΡΣ	with provision for storing only one subscriber number at a time, e.g. by keyboard or dial [2]
H04M   1/274  \	3	3	5K127	H04M   1/274	4737	ˣİʾβֹѤ뤿ĤΡΣ	with provision for storing more than one subscriber number at a time [2]
H04M   1/2745  \	4	4	5K127	H04M   1/2745	3470	ŪŻҥѤΡ㡥åסΣ	using static electronic memories e.g. chips
H04M   1/27453  \	5	5	5K127	H04M   1/27453	319	ղŪʲԥǡ㡥᥿ǡ¸ǽĢΣ	Directories allowing storage of additional subscriber data e.g. metadata
H04M   1/27457  \	6	6	5K127	H04M   1/27457	412	δ㡥ǡμưˤԽΣ	Management thereof e.g. manual editing of data
H04M   1/2746  \	6	6	5K127	H04M   1/2746	244	ȡ㡥ޤϻ٤˱ΡΣ	Sorting e.g. according to history or frequency of use
H04M   1/27467  \	5	5	5K127	H04M   1/27467	226	ǡФˡΣ	Methods of retrieving data
H04M   1/2747  \	6	6	5K127	H04M   1/2747	32	ǥץ쥤򥹥뤹ΡΣ	Scrolling on a display
H04M   1/27475  \	6	6	5K127	H04M   1/27475	373	ŪեåʤޤϥԥɽѤΡΣ	using interactive graphical means or pictorial representations
H04M   1/2748  \	6	6	5K127	H04M   1/2748	93	ʸξȹˤΡΣ	by matching character strings
H04M   1/27485  \	5	5	5K127	H04M   1/27485	248	륷󥹤ؤΥץեåղäޤϥݡΣ	Appending a prefix to or inserting a pause into a dialling sequence
H04M   1/2749  \	5	5	5K127	H04M   1/2749	675	ưޤϥ֡㡥եեåޤϡӥΥΣ	Automatic dialling or redialling systems e.g. on off-hook or redial on busy
H04M   1/27495  \	5	5	5K127	H04M   1/27495	30	ǥ꡼ŻʤˤʤץǽǤޥץåǤʤʣȣͣȣͣͥˡΣ	implemented by means of discrete electronic components i.e. neither programmable nor microprocessor-controlled (H04M1/27457-H04M1/2749 take precedence)
H04M   1/275  \	5	5	5K127	H04M   1/275	690	ӷŻĢΡΣ	implemented by means of portable electronic directories [7]
H04M   1/2753  \	5	5	5K127	H04M   1/2753	53	ǡƤ󶡡Σ	providing data content
H04M   1/2755  \	6	6	5K127	H04M   1/2755	611	ؼˤΡΣ	by optical scanning
H04M   1/2757  \	6	6	5K127	H04M   1/2757	450	ǡˤΡ㡥ɡΣ	by data transmission e.g. downloading
H04M   1/276  \	4	4	5K127	H04M   1/276	142	ϿѤΡ㡥ơפˤΡΣ	using magnetic recording, e.g. on tape [2]
H04M   1/278  \	4	4	5K127	H04M   1/278	13	ѥɤޤϥơפѤΡΣ	using punched cards or tapes [2]
H04M   1/30  \	2	2	5K127	H04M   1/30	32	ˣꤷФ뤳ȤǤ	Devices which can set up and transmit only one digit at a time
H04M   1/31  \	3	3	5K127	H04M   1/31	67	ѥ륹ȯ뤿ή³뤳ȤˤΡѥ륹ȯ뤿Ū˳ϩϩ뤳ȤˤΡΣ	by interrupting current to generate trains of pulses; by periodically opening and closing contacts to generate trains of pulses [2]
H04M   1/31  A	3	0	5K127	H04M   1/31	53	ž	Rotary dial
H04M   1/31  B	3	1	5K127	H04M   1/31	5	᡼ΨѤΤ	variable make rate
H04M   1/31  C	3	1	5K127	H04M   1/31	3	ž­ž	Insufficient finger-dialling, over-dialling compensation
H04M   1/31  D	3	1	5K127	H04M   1/31	13	ֹȯǽˤ	Origination to a particular number enabled
H04M   1/31  E	3	1	5K127	H04M   1/31	13	󥿡ۥѡƽ	for the intercoms; for ringing an extension
H04M   1/31  F	3	0	5K127	H04M   1/31	10	ľ	Linear operation type dial
H04M   1/31  G	3	0	5K127	H04M   1/31	43	ܥ󼰥	Pushbutton type dial
H04M   1/31  H	3	0	5K127	H04M   1/31	202	ѥ륹ȯϩ	Dial pulse generating circuit
H04M   1/31  Z	3	0	5K127	H04M   1/31	30	¾Τ	Others
H04M   1/315  \	4	4	5K127	H04M   1/315	1	åץΩΡ®Ĵ㡥󿴥֥졼ʣȣͣȣͣͥˡΣ	Clutches, spring assemblies, speed regulators, e.g. centrifugal brakes (H04M 1/32-H04M 1/40 take precedence) [3]
H04M   1/315  A	4	0	5K127	H04M   1/315	65	ץΩΡư	Contact spring assembly, contact drive mechanism
H04M   1/315  C	4	0	5K127	H04M   1/315	78	®Ĵ㡥󿴥֥졼ѡ	Speed adjusters, e.g. centrifugal brakes, dampers
H04M   1/315  D	4	0	5K127	H04M   1/315	19	쵡㡥륹ץ	Recovery mechanisms, e.g. coil springs
H04M   1/315  E	4	0	5K127	H04M   1/315	11	žã㡥	Rotation transmission mechanisms, e.g. shafts, gears
H04M   1/315  Z	4	0	5K127	H04M   1/315	0	¾Τ	Others
H04M   1/32  \	4	4	5K127	H04M   1/32	20	ѼԤˤ뺮ɻߤ뤿֤ĺ	Locking setting devices during transmission to prevent interference by user
H04M   1/34  \	4	4	5K127	H04M   1/34	20	Ϣ³Фȿδ֤εٻߴ֤ݤĤΤưޤϤ¾	Lost-motion or other arrangements for ensuring a pause between successive digit transmissions
H04M   1/38  \	4	4	5K127	H04M   1/38	4	ҤˤŪ¤뱿ưˤäƥѥ륹Ф	Pulses transmitted by a movement variably limited by the setting of a stop
H04M   1/40  \	4	4	5K127	H04M   1/40	7	ưβʬδ֡еϩޤϩ	wherein the setting-operation short-circuits or open-circuits the transmitting mechanism during a variable part of a cycle
H04M   1/50  \	3	3	5K127	H04M   1/50	571	μȿޤϼȿȤ߹礻ήȯޤˤΡΣ	by generating or selecting currents of predetermined frequencies or combinations of frequencies [2]
H04M   1/515  \	2	2	5K127	H04M   1/515	29	ƱͤȷΥѥ륹ʳοޤϣİʾΰۤäȿήʳοȯޤˤΡ㡥ľήž˿ȯ沽줿ѥ륹ޤϥԡ󥹥󥰡Σ	by generating or selecting signals other than trains of pulses of similar shape, or signals other than currents of one or more different frequencies, e.g. generation of dc signals of alternating polarity, coded pulses or impedance dialling [2]
H04M   1/52  \	2	2	5K127	H04M   1/52	4	ޤΤΤ饤󥻥쥯صŪ˷礵Ƥ	Arrangements wherein a dial or the like is mechanically coupled to a line selector
H04M   1/53  \	2	2	5K127	H04M   1/53	118	ղÿȯ㡥ղåѥ륹Σ	Generation of additional signals, e.g. additional pulses [2]
H04M   1/54  \	3	3	5K127	H04M   1/54	90	ޤΤΤ̿ȯ֡㡥ƱˤΡΣ	Arrangements wherein a dial or the like generates identifying signals, e.g. in party-line systems [2]
H04M   1/56  \	1	1	5K127	H04M   1/56	2295	ȯƲ֤ˤƲֹɽޤϵϿ뤿	Arrangements for indicating or recording the called number at the calling subscriber's set
H04M   1/57  \	1	1	5K127	H04M   1/57	3306	Ʋ֤ˤȯƲֹɽޤϵϿ뤿֡ʼư򴹵ˤ밷֤ˤΣȣͣˡΣ	Arrangements for indicating or recording the number of the calling subscriber at the called subscriber's set (at the operator set in a manual exchange H04M 5/20) [2]
H04M   1/58  \	1	1	5K127	H04M   1/58	45	¦ϩ	Anti-side-tone circuits
H04M   1/58  A	1	0	5K127	H04M   1/58	33	ʿղϩ֤Ѥ	using a balanced circuit network
H04M   1/58  B	1	1	5K127	H04M   1/58	94	֥å	Bridge type
H04M   1/58  C	1	1	5K127	H04M   1/58	170	ϥ֥åɷ	Hybrid type
H04M   1/58  Z	1	0	5K127	H04M   1/58	199	¾Τ	Others
H04M   1/60  \	1	1	5K127	H04M   1/60	117	ޤ	including speech amplifiers
H04M   1/60  A	1	0	5K127	H04M   1/60	1818	õ	Loudspeaker telephone
H04M   1/60  B	1	1	5K127	H04M   1/60	105	ƽеǽͭ	having a voice ringing mechanism
H04M   1/60  C	1	1	5K127	H04M   1/60	1215	ϥɻߵǽͭ	having a howling preventive function
H04M   1/60  D	1	2	5K127	H04M   1/60	680	椹	Controlling transmission and reception gains
H04M   1/60  E	1	0	5K127	H04M   1/60	112	Ÿ鶡뤵	Power supply for voice amplifier supplied from the office line
H04M   1/60  Z	1	0	5K127	H04M   1/60	635	¾Τ	Others
H04M   1/62  \	2	2	5K127	H04M   1/62	360	¤Ū	Constructional arrangements
H04M   1/64  \	1	1	5K127	H04M   1/64	60	ƤӤФ뼫ư֡Ժ߲ԤФåμưϿ֡õϿ֡ȣͣˡΣ	Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations (centralised dictation systems H04M 11/10) [1,7]
H04M   1/64  D	1	0	5K127	H04M   1/64	556	ư	Automatic voice response
H04M   1/64  A	1	1	5K127	H04M   1/64	201	ơץ쥳Ѥ	using a tape recorder
H04M   1/64  E	1	2	5K127	H04M   1/64	44	ư	Drive mechanism
H04M   1/64  B	1	1	5K127	H04M   1/64	139	¤ħ	characterized by the structure
H04M   1/64  F	1	0	5K127	H04M   1/64	1228	ư¾εǽȤη	Coupling automatic voice response with another function
H04M   1/64  C	1	1	5K127	H04M   1/64	85	åǡɽ	Call data indication
H04M   1/64  Z	1	0	5K127	H04M   1/64	428	¾	Others
H04M   1/64 101 \	2	2	5K127	H04M   1/64	363	ƤӤ˱ƻư	Means of starting corresponding to ringing
H04M   1/64 102 \	2	2	5K127	H04M   1/64	10	߼	Termination means
H04M   1/64 102 B	2	0	5K127	H04M   1/64	22	㳲Τƽߤ	Termination by detecting a failure
H04M   1/64 102 Z	2	0	5K127	H04M   1/64	33	¾	Others
H04M   1/64 103 \	2	2	5K127	H04M   1/64	32	¾õ뤿μ	Means for operation from another telephone
H04M   1/64 103 A	2	0	5K127	H04M   1/64	129	ưƤѹ	Change or selection of automatic voice response details
H04M   1/64 103 Z	2	0	5K127	H04M   1/64	120	¾	Others
H04M   1/65  \	2	2	5K127	H04M   1/65	24	Ͽ֡Σ	Recording arrangements [2,7]
H04M   1/65  A	2	0	5K127	H04M   1/65	1065	åεϿ	Voice message recording
H04M   1/65  B	2	1	5K127	H04M   1/65	220	ĤΥơץ쥳Ѥ	using two tape recorders
H04M   1/65  C	2	2	5K127	H04M   1/65	107	ư	Drive mechanism
H04M   1/65  D	2	0	5K127	H04M   1/65	120	ư	Starting means
H04M   1/65  E	2	0	5K127	H04M   1/65	184	߼	Termination means
H04M   1/65  F	2	1	5K127	H04M   1/65	133	åѤ	Using a voice switch
H04M   1/65  G	2	1	5K127	H04M   1/65	75	㳲Τƽߤ	Termination by detecting a failure
H04M   1/65  H	2	0	5K127	H04M   1/65	1622	åεϿ¾εǽȤη	Coupling voice message recording with other functions
H04M   1/65  J	2	1	5K127	H04M   1/65	660	åʳεϿ	Recording of other than voice messages
H04M   1/65  K	2	1	5K127	H04M   1/65	178	åǡɽ	Call data indication
H04M   1/65  L	2	1	5K127	H04M   1/65	302	¾õ뤿μ	Means for operation from another telephone
H04M   1/65  Q	2	2	5K127	H04M   1/65	391	濮Ѳϩ	Remote control signal circuit
H04M   1/65  Z	2	0	5K127	H04M   1/65	197	¾	Others
H04M   1/652  \	3	3	5K127	H04M   1/652	5	ò𤷤⡼ȡȥˤäơϿ줿åʡʣȣͣͥˡΣ	Means for playing back the recorded messages by remote control over a telephone line (H04M 1/658 takes precedence) [7]
H04M   1/652  A	3	0	5K127	H04M   1/652	82	İʡʣȣߡ	Remote listening means
H04M   1/652  B	3	1	5K127	H04M   1/652	382	åѡʣȣߡ	for voice messages
H04M   1/652  C	3	1	5K127	H04M   1/652	77	åǡѡʣȣߡ	for call data
H04M   1/652  Z	3	0	5K127	H04M   1/652	13	¾ʣȣߡ	Others
H04M   1/654  \	3	3	5K127	H04M   1/654	55	ò˥ϩ㡥忮дΣ	Telephone line monitoring circuits therefor, e.g. ring detectors [7]
H04M   1/656  \	3	3	5K127	H04M   1/656	446	äϿ뤿ΤΡΣ	for recording conversations [7]
H04M   1/658  \	3	3	5K127	H04M   1/658	690	Ͽå¾ޤ֤žʡΣ	Means for redirecting recorded messages to other extensions or equipment [7]
H04M   1/66  \	1	1	5K127	H04M   1/66	1218	ޤʸƤӤɻߤʤΡ̩ޤϰʥǥ̿ˤ롤ѼԤοȸޤϸ¤ξȹȣ̣ˡΣ	with means for preventing unauthorised or fraudulent calling (verifying user identity or authority in secret or secure digital communications H04L 9/32) [1,7]
H04M   1/663  \	2	2	5K127	H04M   1/663	964	¤Τʤ꤫äɻߤΣ	Preventing unauthorised calls to a telephone set [7]
H04M   1/665  \	3	3	5K127	H04M   1/665	163	Źå뤳ȤˤΣ	by checking the validity of a code [7]
H04M   1/667  \	2	2	5K127	H04M   1/667	616	¤Τʤͤä򤫤뤳ȤɻߤʣȣͣͥˡΣ	Preventing unauthorised calls from a telephone set (H04M 1/677 takes precedence) [7]
H04M   1/67  \	3	3	5K127	H04M   1/67	1079	ŻŪʤˤΡΣ	by electronic means [7]
H04M   1/673  \	4	4	5K127	H04M   1/673	489	ѼԤŹ򥭡ϤɬפΡΣ	the user being required to key in a code [7]
H04M   1/675  \	4	4	5K127	H04M   1/675	289	ѼԤŹ楫ɡ㡥ѲϩåפȤ߹ޡȡɡɬפΡΣ	the user being required to insert a coded card, e.g. a smart card carrying an integrated circuit chip [7]
H04M   1/677  \	2	2	5K127	H04M   1/677	212	餫Ƥֹޤֹ桤㡥ĹΥֹ桤ޤ뤳ȤɻߤΡΣ	Preventing the dialling or sending of predetermined telephone numbers or selected types of telephone numbers, e.g. long distance numbers [7]
H04M   1/68  \	1	1	5K127	H04M   1/68	282	İɻߤΤβϩ	Circuit arrangements for preventing eavesdropping
H04M   1/70  \	2	2	5K127	H04M   1/70	336	Ʊˤĺɤޤ	Lock-out or secrecy arrangements in party-line systems
H04M   1/71  \	1	1	5K127	H04M   1/71	19468	֥ơ֡Σ	Substation extension arrangements [2021.01]
H04M   1/715  \	2	2	5K127	H04M   1/715	282	Ȥˣʾߤ򤷤Ρʥɥ쥹ãȣͣˡΣ	using two or more extensions per line (cordless telephones H04M 1/725) [2021.01]
H04M   1/72  \	1	1	5K127	H04M   1/72	19682	áɥ쥹áʤ롼Ȥ֤Ȥʤ١ơ˥磻쥹³뤿֡Σ	Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection [2021.01]
H04M   1/724  \	2	2	5K127	H04M   1/724	970	ɥ쥹äޤϷääŬ桼󥿡եΣ	User interfaces specially adapted for cordless or mobile telephones [2021.01]
H04M   1/72403  \	3	3	5K127	H04M   1/72403	622	ǽΤΥץꥱѤ뤿μʤͭΡΣ	with means for local support of applications that increase the functionality [2021.01]
H04M   1/72406  \	4	4	5K127	H04M   1/72406	63	եȥΥåץ졼ɤޤϥɤˤΡΣ	by software upgrading or downloading [2021.01]
H04M   1/72409  \	4	4	5K127	H04M   1/72409	618	Ȥ³ˤΡʥϥ󥺥ե꡼ȣͣˡΣ	by interfacing with external accessories (hands-free H04M 1/60) [2021.01]
H04M   1/72412  \	5	5	5K127	H04M   1/72412	544	ζΥ̵̿󥿡եѤΡΣ	using two-way short-range wireless interfaces [2021.01]
H04M   1/72415  \	5	5	5K127	H04M   1/72415	238	αΤΤΡΣ	for remote control of appliances [2021.01]
H04M   1/72418  \	4	4	5K127	H04M   1/72418	166	۵ޥӥΤΤΡΣ	for supporting emergency services [2021.01]
H04M   1/72421  \	5	5	5K127	H04M   1/72421	135	۵ޥӥǽưưΡ㡥θΤ˱ơΣ	with automatic activation of emergency service functions, e.g. upon sensing an alarm [2021.01]
H04M   1/72424  \	5	5	5K127	H04M   1/72424	98	۵ޥӥǽưưΡΣ	with manual activation of emergency-service functions [2021.01]
H04M   1/72427  \	4	4	5K127	H04M   1/72427	235	ޤϥ˥᡼ΤΤΡΣ	for supporting games or graphical animations [2021.01]
H04M   1/7243  \	4	4	5K127	H04M   1/7243	21	åΤŪʤͭΡΣ	with interactive means for internal management of messages [2021.01]
H04M   1/72433  \	5	5	5K127	H04M   1/72433	10	åΤΤΡ㡥ǥե忮˱뤿ΤΣȣͣˡΣ	for voice messaging, e.g. dictaphones (for answering incoming calls H04M 1/64) [2021.01]
H04M   1/72436  \	5	5	5K127	H04M   1/72436	95	ʸå㡥硼ȥåӥΣӣͣӡϤޤŻҥ᡼롤ΤΤΡΣ	for text messaging, e.g. SMS or e-mail [2021.01]
H04M   1/72439  \	5	5	5K127	H04M   1/72439	31	ޤưåΤΤΡΣ	for image or video messaging [2021.01]
H04M   1/72442  \	4	4	5K127	H04M   1/72442	184	ڥեΤΤΡΣ	for playing music files [2021.01]
H04M   1/72445  \	4	4	5K127	H04M   1/72445	390	󥿡ͥåȥ֥饦ץꥱΤΤΡΣ	for supporting Internet browser applications [2021.01]
H04M   1/72448  \	3	3	5K127	H04M   1/72448	238	ξ˱֤εǽŬ뤿μʤͭΡΣ	with means for adapting the functionality of the device according to specific conditions [2021.01]
H04M   1/72451  \	4	4	5K127	H04M   1/72451	112	塼˱Ρ㡥ץꥱѡΣ	according to schedules, e.g. using calendar applications [2021.01]
H04M   1/72454  \	4	4	5K127	H04M   1/72454	445	ޤϴĶ˴Ϣ˱ΡΣ	according to context-related or environment-related conditions [2021.01]
H04M   1/72457  \	4	4	5K127	H04M   1/72457	142	Ū֤˱ΡΣ	according to geographic location [2021.01]
H04M   1/7246  \	4	4	5K127	H04M   1/7246	29	򴹲ǽʥϥʤ³ˤΡΣ	by connection of exchangeable housing parts [2021.01]
H04M   1/72463  \	4	4	5K127	H04M   1/72463	139	֤εǽ¤ԤΡΣ	to restrict the functionality of the device [2021.01]
H04M   1/72466  \	3	3	5K127	H04M   1/72466	627	֤Υ⡼ɤޤϥơˤ뵡ǽͭʡ㡥ͭΡΣ	with selection means, e.g. keys, having functions defined by the mode or the status of the device [2021.01]
H04M   1/72469  \	3	3	5K127	H04M   1/72469	1920	İʾοɽƥࡤ㡥˥塼ޤϥ󡤤鵡ǽ򤹤뤳Ȥˤ֤뤿ΤΡΣ	for operating the device by selecting functions from two or more displayed items, e.g. menus or icons [2021.01]
H04M   1/72472  \	4	4	5K127	H04M   1/72472	110	δࡤ㡥١˽äƥƥबȤΡΣ	wherein the items are sorted according to specific criteria, e.g. frequency of use [2021.01]
H04M   1/72475  \	3	3	5K127	H04M   1/72475	3	㳲ԤäŬΡΣ	specially adapted for disabled users [2021.01]
H04M   1/72478  \	4	4	5K127	H04M   1/72478	7	İо㳲ԤΤΤΡΣ	for hearing-impaired users [2021.01]
H04M   1/72481  \	4	4	5K127	H04M   1/72481	10	о㳲ԤΤΤΡΣ	for visually impaired users [2021.01]
H04M   1/72484  \	3	3	5K127	H04M   1/72484	211	忮٥Ȥˤ굡ǽȥꥬΡΣ	wherein functions are triggered by incoming communication events [2021.01]
H04M   1/725  \	2	2	5K127	H04M   1/725	1456	ɥ쥹áʥɥ쥹ääŬ桼󥿡եȣͣˡΣ	Cordless telephones (user interfaces specially adapted therefor H04M 1/724) [2021.01]
H04M   1/72502  \	3	3	5K127	H04M   1/72502	101	³줿١ơȤȤѤΡΣ	with one base station connected to a single line [2021.01]
H04M   1/72505  \	4	4	5K127	H04M   1/72505	56	̵󥯤Υåȥå׼Σ	Radio link set-up procedures [2021.01]
H04M   1/72508  \	5	5	5K127	H04M   1/72508	5	ͥѤΡΣ	using a control channel [2021.01]
H04M   1/72511  \	5	5	5K127	H04M   1/72511	9	ѲǽʥͥõΡΣ	Searching for available channels [2021.01]
H04M   1/72513  \	5	5	5K127	H04M   1/72513	10	α󥿡ۥޤž⡼ɡΣ	On-hold, intercom or transfer communication modes [2021.01]
H04M   1/72516  \	4	4	5K127	H04M   1/72516	8	ٹΤμʤͭΡΣ	with means for out-of-range alerting [2021.01]
H04M   1/727  \	3	3	5K127	H04M   1/727	51	ʬɡʣɣĥɡžΤ֡Σ	Identification code transfer arrangements [7]
H04M   1/73  \	3	3	5K127	H04M   1/73	891	Хåƥ꡼Τ֡Σ	Battery saving arrangements [7]
H04M   1/733  \	3	3	5K127	H04M   1/733	36	ʣβ³ʣΥ١ơ󤬤ΡΣ	with a plurality of base stations connected to a plurality of lines [7]
H04M   1/737  \	3	3	5K127	H04M   1/737	24	Ȱʳżȡ㡥ֳħΡΣ	characterised by transmission of electromagnetic waves other than radio waves, e.g. infra-red waves [7]
H04M   1/738  \	1	1	5K127	H04M   1/738	1578	֥ơȳòȤĤʤΥ󥿡եϩʣȣͣͥˡΣ	Interface circuits for coupling substations to external telephone lines (H04M 1/78 takes precedence) [7]
H04M   1/74  \	2	2	5K127	H04M   1/74	132	㸺뤿μʤΡϩ㳲ˤƶ㸺뤿μʤ	with means for reducing interference; with means for reducing effects due to line faults
H04M   1/76  \	2	2	5K127	H04M   1/76	41	ϩԡ󥹤κ	Compensating for differences in line impedance
H04M   1/76  A	2	0	5K127	H04M   1/76	138	ϩ»	compensating voice signal channel loss
H04M   1/76  B	2	0	5K127	H04M   1/76	90	¦ϩΤΤ	for the sidetone preventive circuit
H04M   1/76  Z	2	0	5K127	H04M   1/76	91	¾Τ	Others
H04M   1/78  \	1	1	5K127	H04M   1/78	21	Ȳ椬˿ʤߡƱ¾˿ʤ಻ϹȿĴƤϩ֡Σ	Circuit arrangements in which low-frequency speech signals proceed in one direction on the line, while speech signals proceeding in the other direction on the line are modulated on a high-frequency carrier signal [2]
H04M   1/80  \	1	1	5K127	H04M   1/80	549	αϩΣ	Telephone line holding circuits [7]
H04M   1/82  \	1	1	5K127	H04M   1/82	478	äοŸޤϾ̤Τβ˥ϩΣ	Line monitoring circuits for call progress or status discrimination [7]
H04M   3/00  \	0	0	5K201	H04M   3/00	385	ưޤȾư򴹵Σ	Automatic or semi-automatic exchanges [2024.01]
H04M   3/00  A	0	0	5K201	H04M   3/00	1360	򴹰	Switching in general
H04M   3/00  B	0	0	5K201	H04M   3/00	8830	򴹡ִ³	Integrated switching, inter-network connection
H04M   3/00  C	0	0	5K201	H04M   3/00	1048	üȸ򴹵֤ο	Signalling system between the subscriber terminal and switch
H04M   3/00  D	0	0	5K201	H04M   3/00	2916	ִ	Network management
H04M   3/00  E	0	0	5K201	H04M   3/00	2811	ݼ顤ž˴ؤ	related to maintenance, drive, and operation
H04M   3/00  Z	0	0	5K201	H04M   3/00	756	¾Τ	Others
H04M   3/02  \	1	1	5K037	H04M   3/02	292	֥ơθƽФ㡥ˤƽУȣѡ	Calling substations, e.g. by ringing (selective calling H04Q)
H04M   3/02  A	1	0	5K037	H04M   3/02	479	ƽпȯФħĤ	characterized by generation or transmission of ringing
H04M   3/02  B	1	0	5K037	H04M   3/02	294	󥰥ȥĥפħĤ	characterized by the ring trip system
H04M   3/02  Z	1	0	5K037	H04M   3/02	56	¾Τ	Others
H04M   3/04  \	2	2	5K037	H04M   3/04	2	ƽп椬ǽ쥯鶡뤵	the calling signal being supplied from the final selector
H04M   3/06  \	2	2	5K037	H04M   3/06	21	ƽп椬ϩ鶡뤵	the calling signal being supplied from the subscriber's line circuit
H04M   3/06  A	2	0	5K037	H04M   3/06	115	ƽпȯФħĤ	characterized by generation or transmission of ringing
H04M   3/06  B	2	0	5K037	H04M   3/06	71	󥰥ȥĥפħĤ	characterized by the ring trip system
H04M   3/06  Z	2	0	5K037	H04M   3/06	11	¾Τ	Others
H04M   3/08  \	1	1	5K019	H04M   3/08	533	ϩޤ֤ˤ㳲ɽ	Indicating faults in circuits or apparatus
H04M   3/10  \	2	2	5K019	H04M   3/10	249	㳲ޤϸξ㿮ζˤ	Providing fault- or trouble-signals
H04M   3/12  \	2	2	5K019	H04M   3/12	161	ξϩɤ˥ޡ뤳ȡξϩ֤Ǥ٤켫Τ˵ǽͿ뤳	Marking faulty circuits "busy"; Enabling equipment to disengage itself from faulty circuits
H04M   3/14  \	2	2	5K019	H04M   3/14	185	³Ūʡȥեåɾ֤¸ߤΤ	Signalling existence of persistent "off-hook" condition
H04M   3/16  \	1	1	5K201	H04M   3/16	49	Ʊˤĺɤޤ֤	with lock-out or secrecy provision in party-line systems
H04M   3/18  \	1	1	5K201	H04M   3/18	222	㸺ʤΡϩξ˴Ťƶ㸺ʤ	with means for reducing interference; with means for reducing effects due to line faults
H04M   3/20  \	1	1	5K201	H04M   3/20	49	³ǤʤΡä˳ʤ	with means for interrupting existing connections; with means for breaking-in on conversations
H04M   3/20  A	1	0	5K201	H04M   3/20	44	ʬ䥹ĥѤ	using a space division switch
H04M   3/20  B	1	0	5K201	H04M   3/20	46	ʬ䥹ĥѤ	using a time division switch
H04M   3/20  C	1	0	5K201	H04M   3/20	101		Interrupt control
H04M   3/20  D	1	1	5K201	H04M   3/20	16	ʣɻ	Multi-interrupt prevention
H04M   3/20  E	1	1	5K201	H04M   3/20	37	饹ˤ	Interrupt control depending on the class
H04M   3/20  F	1	0	5K201	H04M   3/20	30	ȥ	Interrupt trunk
H04M   3/20  G	1	0	5K201	H04M   3/20	38	ɽ	Transmission of the interrupt indication signal
H04M   3/20  Z	1	0	5K201	H04M   3/20	120	¾Τ	Others
H04M   3/22  \	1	1	5K019	H04M   3/22	111	ƻ롤İäޤϻΤ	Arrangements for supervision, monitoring or testing
H04M   3/22  A	1	0	5K019	H04M   3/22	458	ִƻž	Transfer of the remote observation control information
H04M   3/22  B	1	0	5K019	H04M   3/22	886	ͽ֤ؤؤΤΤ	for change-over to the standby equipment
H04M   3/22  C	1	0	5K019	H04M   3/22	449	ȥҥĥεΤΤ	for traffic regulation
H04M   3/22  Z	1	0	5K019	H04M   3/22	3211	¾Τ	Others
H04M   3/24  \	2	2	5K019	H04M   3/24	366	̾ưå֤	with provision for checking the normal operation
H04M   3/26  \	2	2	5K019	H04M   3/26	29	ä뤿μʤĤ	with means for applying test signals
H04M   3/26  A	2	0	5K019	H04M   3/26	672	ϩϤλ	Testing of the channel system
H04M   3/26  B	2	0	5K019	H04M   3/26	100	Ϥλ	Testing of the signal system
H04M   3/26  C	2	0	5K019	H04M   3/26	376	ֻ	Remote test
H04M   3/26  D	2	0	5K019	H04M   3/26	162	Ȼ֤Ȥ³	Connection between unit under test and testing device
H04M   3/26  E	2	0	5K019	H04M   3/26	383	Ƥȯ㡥֡	Test call generation, e.g. dummy call device
H04M   3/26  F	2	0	5K019	H04M   3/26	91		Wiring inspection
H04M   3/26  G	2	0	5K019	H04M   3/26	512	ǥ򴹵ˤ	Testing on a digital switch
H04M   3/26  Z	2	0	5K019	H04M   3/26	983	¾Τ	Others
H04M   3/28  \	3	3	5K019	H04M   3/28	29	ưŪ	Automatic routine testing
H04M   3/30  \	4	4	5K019	H04M   3/30	816	Ф	for subscribers' lines
H04M   3/32  \	4	4	5K019	H04M   3/32	168	򴹵֤ϩФ	for lines between exchanges
H04M   3/34  \	3	3	5K019	H04M   3/34	60	ϳäФ	Testing for cross-talk
H04M   3/36  \	2	2	5K019	H04M   3/36	24	Ūл㡥ȥҥåȥ̤򤳤εϿ	Statistical metering, e.g. recording occasions when traffic exceeds capacity of trunks
H04M   3/36  A	2	0	5K019	H04M   3/36	355	ȥҥĥ̤¬	Traffic volume measurement
H04M   3/36  B	2	0	5K019	H04M   3/36	555	ȥҥĥ̤δƻ	Traffic volume observation and control
H04M   3/36  C	2	0	5K019	H04M   3/36	141	ȥҥĥ̤δƺ㡥ȥҥĥεϿ	Traffic volume audit, e.g. traffic recording
H04M   3/36  Z	2	0	5K019	H04M   3/36	74	¾Τ	Others
H04M   3/38  \	1	1	5K201	H04M   3/38	407	졼󥰥ӥ֡ʤβԷϰ³δɻߤΡʽ֣ȣѣ	Graded-service arrangements, i.e. some subscribers prevented from establishing certain connections (queuing arrangements H04Q 3/64)
H04M   3/40  \	1	1	5K201	H04M   3/40	39	Ŭ	Applications of speech amplifiers
H04M   3/42  \	1	1	5K201	H04M   3/42	403	ԤФüʥӥ̵̿ͥåȥäŬ礷Σȣף	Systems providing special services or facilities to subscribers (specially adapted for wireless communication networks H04W 4/00)
H04M   3/42  A	1	0	5K201	H04M   3/42	802	ü쥵ݥӥǽ̶ɤ˽沽	Special service functions concentrated into the upper station
H04M   3/42  B	1	0	5K201	H04M   3/42	1382	Ԥؤü쥵ݥӥѿ	Transmission of the special service signal to the subscriber
H04M   3/42  Q	1	1	5K201	H04M   3/42	1520	İˤ	Notification using audible sound or voice
H04M   3/42  R	1	1	5K201	H04M   3/42	1605	Ļ뿮ˤ	Notification using a visible signal
H04M   3/42  S	1	1	5K201	H04M   3/42	273	忮̤	Termination type notification
H04M   3/42  T	1	1	5K201	H04M   3/42	1622	ȯƼԾ	Caller information notification
H04M   3/42  C	1	0	5K201	H04M   3/42	1143	üü쥵ݥӥѿμ	Reception of the special service signal from the subscriber terminal
H04M   3/42  D	1	0	5K201	H04M   3/42	1198	ԥݥӥ饹Ͽѹ	Registration, change, or cancellation of the subscriber service class
H04M   3/42  U	1	1	5K201	H04M   3/42	3006	ԤκߡԺߡϡɤϿɽ	Subscriber presence/absence; location; vacant/blocked registration or indication
H04M   3/42  E	1	0	5K201	H04M   3/42	3567	ԥݥӥ饹Ͽֹξȹˤ³Ԥ	Connection control performed by verifying the subscriber service class and registration number
H04M   3/42  F	1	0	5K201	H04M   3/42	808	륦ƥ󥰡åɥ	Call waiting, add-on
H04M   3/42  G	1	0	5K201	H04M   3/42	92	ڥ̿ۥĥȥ饤ü춦	Pair type communication, hot line, special CB system
H04M   3/42  W	1	0	5K201	H04M   3/42	187	ͽ	Line reservation
H04M   3/42  J	1	0	5K201	H04M   3/42	2914	Ѥ塢忮ԤФ	storing messages and reports then transmitting them to the terminating party (voice mailbox)
H04M   3/42  K	1	0	5K201	H04M   3/42	157	ƥĥץݥ̥ꥻĥȥݥ͡ݥݥ	Step call (reset call), series call
H04M   3/42  L	1	0	5K201	H04M   3/42	234	ƼԱκ³	Reconnection when the called party does not respond
H04M   3/42  M	1	0	5K201	H04M   3/42	152	ݥԥĥĥ	Call pickup
H04M   3/42  N	1	0	5K201	H04M   3/42	263	Ա󥿡ݥץ	Substitute response, interception
H04M   3/42  P	1	0	5K201	H04M   3/42	960	ǧ	Voice recognition
H04M   3/42  Z	1	0	5K201	H04M   3/42	6722	¾Τ	Others, e.g. time notification
H04M   3/42 101 \	2	2	5K201	H04M   3/42	645	³ݥӥΤ	Layout for the command connection service
H04M   3/42 102 \	2	2	5K201	H04M   3/42	882	ڡݥ³ݥӥΤ	Layout for the paging connection service
H04M   3/42 103 \	2	2	5K201	H04M   3/42	118	ƤõΤ뤿	Layout for call countermeasure
H04M   3/424  \	2	2	5K201	H04M   3/424	35	ư֡ʲԤõˤΣȣͣˡΣ	Arrangements for automatic redialling (at the subscriber's set H04M 1/27) [7]
H04M   3/428  \	2	2	5K201	H04M   3/428	102	Ƥαˤ뤿֡Σ	Arrangements for placing incoming calls on hold [7]
H04M   3/432  \	2	2	5K201	H04M   3/432	362	λ֤˲ԤȯƤ뤿֡㡥⡼˥󥰥륵ӥΣ	Arrangements for calling a subscriber at a specific time, e.g. morning call service [7]
H04M   3/436  \	2	2	5K201	H04M   3/436	240	Ƥ̤뤿֡Σ	Arrangements for screening incoming calls [7]
H04M   3/44  \	2	2	5K201	H04M   3/44	796	ˤ˸Ƥ˥뤿ղŪ³֡㡥û̥ʲԤõˤΣȣͣưȣͣˡΣ	Additional connecting arrangements for providing access to frequently-wanted subscribers, e.g. abbreviated dialling (at the subscriber's set H04M 1/27; automatic redialling H04M 3/424) [1,7]
H04M   3/46  \	2	2	5K201	H04M   3/46	273	Ĥαޤǰνǰ췲βԤƤ֤	Arrangements for calling a number of substations in a predetermined sequence until an answer is obtained
H04M   3/48  \	2	2	5K201	H04M   3/48	164	˾βԤǤʤʤäȤˡȯƲԤƤ᤹	Arrangements for recalling a calling subscriber when the wanted subscriber ceases to be busy
H04M   3/48  A	2	0	5K201	H04M   3/48	32	֥륭ץɻ	Double camp-on prevention
H04M   3/48  B	2	0	5K201	H04M   3/48	51	Хȥ󥯰ξȥԹ礻	Waiting when the outgoing trunk or bi-directional trunk is busy
H04M   3/48  Z	2	0	5K201	H04M   3/48	420	¾Τ	Others
H04M   3/487  \	2	2	5K201	H04M   3/487	1207	󥵡ӥ㡥Ͽ줿ӥޤϻ󡤤󶡤뤿֡Σ	Arrangements for providing information services, e.g. recorded voice services or time announcements [7]
H04M   3/493  \	3	3	5K201	H04M   3/493	1328	Ūʾ󥵡ӥ㡥ֹΣ	Interactive information services, e.g. directory enquiries [7]
H04M   3/50  \	2	2	5K201	H04M   3/50	346	ƤӤ˱뤿֡ԺߤޤβԤΤ֡ʣȣͣͥ表ꥷƥȣͣˡΣ	Centralised arrangements for answering calls; Centralised arrangements for recording messages for absent or busy subscribers (H04M 3/487 takes precedence; centralised dictation systems H04M 11/10) [1,7]
H04M   3/50  A	2	0	5K201	H04M   3/50	1398	ư	Voice automatic response device
H04M   3/50  B	2	0	5K201	H04M   3/50	748	Ժ߼ԤФĥݥεϿ	Recording the message for an absent person
H04M   3/50  Z	2	0	5K201	H04M   3/50	425	¾Τ	Others
H04M   3/51  \	3	3	5K201	H04M   3/51	1249	ڥ졼ɬפñ֡Σ	Centralised call answering arrangements requiring operator intervention [7]
H04M   3/52  \	4	4	5K201	H04M   3/52	22	ֹˤää򥪥ڥ졼˲	Arrangements for routing dead number calls to operators
H04M   3/523  \	4	4	5K201	H04M   3/523	502	Ƥʬۤޤϥ塼󥰡Σ	with call distribution or queuing [7]
H04M   3/527  \	3	3	5K201	H04M   3/527	245	ڥ졼ɬפȤʤñ֡Σ	Centralised call answering arrangements not requiring operator intervention [7]
H04M   3/53  \	3	3	5K201	H04M   3/53	492	åϿ뤿֡Σ	Centralised arrangements for recording incoming messages [7]
H04M   3/533  \	4	4	5K201	H04M   3/533	372	ܥ᡼륷ƥΣ	Voice mail systems [7]
H04M   3/537  \	4	4	5K201	H04M   3/537	181	Ͽå뤳ȤΤ餻뤿֡Σ	Arrangements for indicating the presence of a recorded message [7]
H04M   3/54  \	2	2	5K201	H04M   3/54	2013	ԤФƤӤ¾Τ餫줿Ԥž뤿	Arrangements for diverting calls for one subscriber to another predetermined subscriber
H04M   3/56  \	2	2	5K201	H04M   3/56	603	ͤβԤ򣱤Ĥζ̲ϩ³뤿֡ĤǤ褦ˤ뤿֡ʥƥӲĥƥȣΣ	Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities (video conference systems H04N 7/15)
H04M   3/56  A	2	0	5K201	H04M   3/56	842	³	Connection layout
H04M   3/56  D	2	1	5K201	H04M   3/56	180	ʬ	Time division type
H04M   3/56  B	2	0	5K201	H04M   3/56	466		Voice synthesizing or mixing
H04M   3/56  E	2	1	5K201	H04M   3/56	82	ʬ	Time division type
H04M   3/56  F	2	2	5K201	H04M   3/56	204	Ρݣû	N-1 addition system
H04M   3/56  G	2	2	5K201	H04M   3/56	45		Maximum value control system
H04M   3/56  C	2	0	5K201	H04M   3/56	2548	ƥòġüΤΥƥòġƥӲΤΤΡȣΡ	TV telephone conference (TV telephone conference mainly with telephone; mainly with TV images H 04 N)
H04M   3/56  Z	2	0	5K201	H04M   3/56	1620	¾Τ	Others
H04M   3/58  \	2	2	5K201	H04M   3/58	163	ƤӤ򣱤ĤβԤ¾βԤž뤿֡ȯƼԤޤƼԤΤ줫ȡ裳ԤȤδ֤äǽˤ뤿֡ʥ֥ơαϩȣͣˡΣ	Arrangements for transferring received calls from one subscriber to another; Arrangements affording interim conversations between either the calling or the called party and a third party (substation line holding circuits H04M 1/80) [1,7]
H04M   3/58  A	2	0	5K201	H04M   3/58	463	ݥХĥȥ󥹥ե	Call-back transfer
H04M   3/58  B	2	0	5K201	H04M   3/58	232	ݥХĥ	Call-back
H04M   3/58  Z	2	0	5K201	H04M   3/58	198	¾Τ	Others
H04M   3/60  \	1	1	5K063	H04M   3/60	234	Ⱦưʤο򤬰Ԥ沼ˤ	Semi-automatic systems, i.e. systems in which the numerical selection of the outgoing line is under the control of an operator
H04M   3/60  A	1	0	5K063	H04M   3/60	180	ͭɳ˴ؤ	related to the cord switchboard
H04M   3/60  C	1	0	5K063	H04M   3/60	429	Ȥ³˴ؤ	related to the system of connection with the switchboard
H04M   3/60  D	1	1	5K063	H04M   3/60	243	ؤθƤʬ	Call distribution to the switchboard
H04M   3/60  N	1	1	5K063	H04M   3/60	34	ǥ³	Digital line connection
H04M   3/60  P	1	1	5K063	H04M   3/60	49	ѡʤѤ³	Connection using the voice storage and response means
H04M   3/60  E	1	0	5K063	H04M   3/60	145	֤Ȥο	Switchboard connection system (signal transmission between the controller and switchboard)
H04M   3/60  F	1	1	5K063	H04M   3/60	89	ؤɽ	Indication to the switchboard
H04M   3/60  R	1	2	5K063	H04M   3/60	256	Ļɽ	Visible indication
H04M   3/60  Q	1	2	5K063	H04M   3/60	41	İɽ	Audible indication
H04M   3/60  G	1	1	5K063	H04M   3/60	137	椫Ÿ	Transmission of the key information from the switchboard
H04M   3/60  H	1	0	5K063	H04M   3/60	52	ü	Special switchboards
H04M   3/60  J	1	1	5K063	H04M   3/60	56	ѡ̸	for international calls (language support, etc.)
H04M   3/60  K	1	1	5K063	H04M   3/60	15	Էѡ̵	for operator training (dummy switchboard, etc.)
H04M   3/60  L	1	1	5K063	H04M   3/60	124	ɡٻ۵ü	for reception of emergency calls to fire stations, police departments, etc.
H04M   3/60  M	1	0	5K063	H04M   3/60	58	ŵŪŪ¤κ	Details of the switchboard's electrical or mechanical structure
H04M   3/60  Z	1	0	5K063	H04M   3/60	150	¾Τ	Others
H04M   3/62  \	2	2	5K063	H04M   3/62	6		Keyboard equipment
H04M   3/64  \	2	2	5K063	H04M   3/64	72	ȯֹޤϥ饹򰷼ԤΤ뤿֡ʸ򴹵ưˤ밷Դ֣ȣͣ	Arrangements for signalling the number or class of the calling line to the operator (between operators in inter-exchange working H04M 5/18)
H04M   5/00  \	0	0	5K045	H04M   5/00	179	ư򴹵ʥ֥ợȣͣ	Manual exchanges (substation equipment in general H04M 1/00)
H04M   5/02  \	1	1	5K045	H04M   5/02	131	¤Ūʺʥååݥץ饰ȣң	Constructional details (jacks, jack-plugs H01R 24/58)
H04M   5/04  \	1	1	5K045	H04M   5/04	42	ȯƤɽ뤿ΡޤȯƤޤϽäΤ³ƻ뤹뤿	Arrangements for indicating calls or supervising connections for calling or clearing
H04M   5/06  \	2	2	5K045	H04M   5/06	18	ƤӤμưŪʬۤ⤿餹	affording automatic call distribution
H04M   5/08  \	1	1	5K045	H04M   5/08	84	³ɳʳ³ʤѤ	using connecting means other than cords
H04M   5/10  \	1	1	5K045	H04M   5/10	94	ƲԤФ̸ĤΥץ饰Ѥ	using separate plug for each subscriber
H04M   5/12  \	1	1	5K045	H04M   5/12	21	֥ơθƽФ㡥ˤ	Calling substations, e.g. by ringing
H04M   5/14  \	1	1	5K045	H04M   5/14	7	Ŭ	Applications of speech amplifiers
H04M   5/16  \	1	1	5K045	H04M   5/16	22	㸺ʤΡϩξˤƶ㸺ʤ	with means for reducing interference; with means for reducing effects due to line faults
H04M   5/18  \	1	1	5K045	H04M   5/18	10	⤷ȯΥ饹ޤֹ򣱤Ĥθ򴹵¾θ򴹵Τ	Arrangements for signalling the class or number of called or calling line from one exchange to another
H04M   5/20  \	2	2	5K045	H04M   5/20	7	ֹɽ뤿	Arrangements for indicating the numbers of the incoming lines
H04M   7/00  \	0	0	5K201	H04M   7/00	117	֤³Τ	Arrangements for interconnection between switching centres
H04M   7/00  A	0	0	5K201	H04M   7/00	535	ǥѤ	using the digital line
H04M   7/00  Z	0	0	5K201	H04M   7/00	470	¾Τ	Others
H04M   7/02  \	1	1	5K201	H04M   7/02	10	ϵṲ̋κ뤿ѷ줿	for compensating differences of ground potential
H04M   7/04  \	1	1	5K201	H04M   7/04	19	ϩԡ󥹤κ뤿ѷ줿	for compensating differences of line impedance
H04M   7/06  \	1	1	5K201	H04M   7/06	35	ޤϴƻѤ³Ѥ	using auxiliary connections for control or supervision
H04M   7/06  A	1	0	5K201	H04M   7/06	488		Common line signalling system
H04M   7/06  Z	1	0	5K201	H04M   7/06	40	¾Τ	Others
H04M   7/08  \	1	1	5K201	H04M   7/08	10	ſưŬ礵줿	for phantom working
H04M   7/10  \	1	1	5K201	H04M   7/10	22	ưŬ礵줿ΡʤƱ³ФƳơ˸ƤӤ뤵	for two-way working, i.e. calls may be set-up in either direction over the same connection
H04M   7/12  \	1	1	5K201	H04M   7/12	57	̡ηΥå֤ͭ򴹵֤ưΤŬ礵줿Ρ㡥ѥɥ֥󼰤ȥƥåץХƥå׼ޤϣʷ󣱣ʷ	for working between exchanges having different types of switching equipment, e.g. power-driven and step by step or decimal and non-decimal
H04M   7/14  \	1	1	5K201	H04M   7/14	104	礪ӽޤˤΡʼ򴹵齼Ť뽾򴹵ή븻ȣͣ	in systems involving main and subordinate switching centres (current supply source at subordinate switching centre charged from main exchange H04M 19/06)
H04M   7/16  \	1	1	5K201	H04M   7/16	105	ȿѤˤ	in systems employing carrier frequencies
H04M   9/00  \	0	0	5K038	H04M   9/00	115	򴹤ޤޤʤ³Τ	Arrangements for interconnection not involving centralised switching
H04M   9/00  A	0	0	5K038	H04M   9/00	569	ƣУɤֿ֡ޡ	Layout of one parent station to one child station
H04M   9/00  B	0	1	5K038	H04M   9/00	639	ƽФħ	characterized by ringing
H04M   9/00  C	0	1	5K038	H04M   9/00	428	ȤˤΡ̵ޤ	using the carrier (including radio)
H04M   9/00  D	0	1	5K038	H04M   9/00	3406	ղõǽ㤨Сαϡ¾̥֡饸ͤȤη	Coupling with an additional function, e.g. alarm, automatic answering, etc. and another device (radio, telephone, etc.)
H04M   9/00  F	0	0	5K038	H04M   9/00	679	ưл¿ɤֿ֡ޡ	Layout of one parent station to many child stations
H04M   9/00  G	0	1	5K038	H04M   9/00	186		Channel selection
H04M   9/00  H	0	1	5K038	H04M   9/00	2621	¾֤Ȥηòãԣ֡ص	Coupling with another device (telephone line, CATV, inter-phone, etc.)
H04M   9/00  J	0	0	5K038	H04M   9/00	247	¿л¿ɤֿ֡ޡ	Layout of many parent stations to many child stations
H04M   9/00  K	0	0	5K038	H04M   9/00	381	ĤΤ	Layout for conference
H04M   9/00  Z	0	0	5K038	H04M   9/00	513	¾Τ	Others
H04M   9/02  \	1	1	5K038	H04M   9/02	535	ƱѤΣܤζϩޤ	involving a common line for all parties
H04M   9/04  \	1	1	5K038	H04M   9/04	4	ƱԤȤȤ̡ϩޤ	involving a separate line for each pair of parties
H04M   9/06  \	1	1	5K038	H04M   9/06	50	³ηޤ	involving combinations of interconnecting lines
H04M   9/08  \	1	1	5K038	H04M   9/08	614	Ĵ᤹뤿ᡤ㡥ȥҥåΣޤȿ뤿ᡤμʤ	Two-way loud-speaking telephone systems with means for conditioning the signal, e.g.&nbsp; for suppressing echoes for one or both directions of traffic
H04M   9/10  \	2	2	5K038	H04M   9/10	280	ȿˤڴʤ	with switching of direction of transmission by voice frequency
H04M  11/00  \	0	0	5K201	H04M  11/00	1475	¾ŵƥȤηΤäŬ礷̿	Telephonic communication systems specially adapted for combination with other electrical systems
H04M  11/00 301 \	1	1	5K201	H04M  11/00	15029	桤ִƻŬ礵줿	suitable for remote control or remote observation
H04M  11/00 302 \	1	1	5K201	H04M  11/00	26763	ǡݥŬ礵줿ΡʲȥǡݥƱȣͣ	suitable for data transmission (simultaneous transmission of voice and data H 04 M 11/06)
H04M  11/00 303 \	2	2	5K201	H04M  11/00	18506	òȤ³桤㡥	Telephone line connection control, e.g. network controller
H04M  11/02  \	1	1	5K201	H04M  11/02	288	٥ޤɽȷ礵줿	with bell or annunciator systems
H04M  11/04  \	1	1	5K201	H04M  11/04	6524	㡥кҡٻޤȷ礵줿	with alarm systems, e.g. fire, police or burglar alarm systems
H04M  11/06  \	1	1	5K201	H04M  11/06	4950	ȥǡƱ㡥Ʊϩſ	Simultaneous speech and data transmission, e.g. telegraphic&nbsp;transmission over the same conductors
H04M  11/08  \	1	1	5K201	H04M  11/08	3207	ڤޤϢŪΤäŬ礷	specially adapted for optional reception of entertainment or informative matter
H04M  11/10  \	1	1	5K201	H04M  11/10	999	ϿӺȷ礵줿	with dictation recording and playback systems
H04M  13/00  \	0	0	5K044	H04M  13/00	323	Ʊʥ֥ơ֣ȣͣ򴹵ȣͣȣͣл֣ȣͣ	Party-line systems (substation equipment H04M 1/00; exchange equipment H04M 3/00, H04M 5/00; metering arrangements H04M 15/36)
H04M  15/00  \	0	0	5K025	H04M  15/00	33	лޤϻɽΤ֡Σ	Arrangements for metering, time-control or time-indication [2024.01]
H04M  15/00  A	0	0	5K025	H04M  15/00	123	ٿפ˴ؤ	related to the call meter
H04M  15/00  B	0	0	5K025	H04M  15/00	336	ݶž	Charging information transfer
H04M  15/00  C	0	0	5K025	H04M  15/00	120	ݶѥ륹ȯʬ	Charging pulse generation or distribution
H04M  15/00  D	0	0	5K025	H04M  15/00	87	ݶȥ󥯡	Charging trunk or link
H04M  15/00  E	0	0	5K025	H04M  15/00	522	ݶ׻ƥ	Charging calculation system
H04M  15/00  F	0	0	5K025	H04M  15/00	254	äФ	for the public telephone
H04M  15/00  G	0	0	5K025	H04M  15/00	1260	ưԤФΡ裱ͥ	for the mobile subscriber (top priority)
H04M  15/00  Z	0	0	5K025	H04M  15/00	2015	¾ΤΡ̥ץڥɥݥɡ쥸ĥȥݥΥݥɤѤΡ	Others (using a card such as the prepaid card, credit card, etc.)
H04M  15/00 101 \	1	1	5K025	H04M  15/00	164	ˤûʬޤΡ㡤Ͽơݥˤ뼫ưΡ	Notification of the call time or charge with voice, e.g. automatic charge notification with the magnetic recording tape, etc.
H04M  15/02  \	1	1	5K025	H04M  15/02	135	ָ	Severing connection after a predetermined time
H04M  15/04  \	1	1	5K025	H04M  15/04	246	󹦤ޤϤ¾ʵŪʷǤθƤӤεϿ	Recording calls in printed, perforated, or other permanent form
H04M  15/06  \	2	2	5K025	H04M  15/06	118	ȯƼԤޤƼԤΥ饹ޤֹεϿ	Recording class or number of calling party or&nbsp;called party
H04M  15/08  \	1	1	5K025	H04M  15/08	289	ƼԤؤθƤӤл	Metering calls to called party
H04M  15/10  \	1	1	5K025	H04M  15/10	36	ȯƼԤθƤӤл	Metering calls from calling party
H04M  15/12  \	2	2	5K025	H04M  15/12	173	л	Discriminative metering
H04M  15/14  \	3	3	5K025	H04M  15/14	37	ȯƼԤΥ饹ˤ	according to class of calling party
H04M  15/16  \	3	3	5K025	H04M  15/16	536	Ԥʤ줿³ˤ	according to connection obtained
H04M  15/18  \	3	3	5K025	H04M  15/18	120	ƤӤλ֤ˤ	according to duration of call
H04M  15/20  \	4	4	5K025	H04M  15/20	90	Ԥɬפʻ֤εϿޤɽ	Operator's time recording or indicating arrangements
H04M  15/22  \	3	3	5K025	H04M  15/22	30	ˤ	according to time of day
H04M  15/24  \	3	3	5K025	H04M  15/24	30	㡥ɽߵ±Ф̵ƤӤлɻߤˤ	preventing metering of tax-free calls to certain lines, e.g. to fire or ambulance stations
H04M  15/26  \	2	2	5K025	H04M  15/26	23	ڥ졼ˤä椵򴹵ˤ̴ˤ	with a meter at the exchange controlled by an operator
H04M  15/28  \	1	1	5K025	H04M  15/28	38	֥ơ˷̴	with meter at substation
H04M  15/28  A	1	0	5K025	H04M  15/28	75	û֤ɽΡ̣¤ͥ	Call time indication (B takes precedence.)
H04M  15/28  B	1	0	5K025	H04M  15/28	169	ɽ	Call charge indication
H04M  15/28  C	1	1	5K025	H04M  15/28	233	ɤݶ⿮Ф	Transmission of the charge signal from the station
H04M  15/28  Z	1	0	5K025	H04M  15/28	45	¾Τ	Others
H04M  15/30  \	2	2	5K025	H04M  15/30	12	򴹵Ƥʤ̴	the meter not being controlled from an exchange
H04M  15/30  A	2	0	5K025	H04M  15/30	366	û֤ɽΡ̣¤ͥ	Call time indication (B takes precedence.)
H04M  15/30  B	2	0	5K025	H04M  15/30	372	ɽ	Call charge indication
H04M  15/30  Z	2	0	5K025	H04M  15/30	76	¾Τ	Others
H04M  15/32  \	1	1	5K025	H04M  15/32	22	ܤޤʣܤθ򴹵ϩϩ³ȤνɤޤϽ֤Τл	Metering arrangements for satellites or concentrators which connect one or more exchange lines with a group of local lines
H04M  15/34  \	1	1	5K025	H04M  15/34	463	򴹵л	Metering arrangements for private branch exchanges
H04M  15/36  \	1	1	5K025	H04M  15/36	52	Ʊл	Metering arrangements for party-lines
H04M  15/38  \	1	1	5K025	H04M  15/38	45	ŪƥåץХƥå׼׿﷿ʳ֤ˤл	Metering by apparatus other than&nbsp;mechanical step-by-step counter type
H04M  17/00  \	0	0	5K040	H04M  17/00	91	Ǽåƥää򤫤Τ˰Ź楫ɤѤΣȣͣˡΣ	Prepayment telephone systems (using a coded card to authorise calls from a telephone set H04M 1/675) [2024.01]
H04M  17/00  A	0	0	5K040	H04M  17/00	146	ư̿ΤΤ	for mobile communication
H04M  17/00  B	0	0	5K040	H04M  17/00	57	üֹäФ	Layout for special number call
H04M  17/00  C	0	0	5K040	H04M  17/00	133	Ѥɻߡȯ	Illegal use prevention; origination regulation
H04M  17/00  D	0	0	5K040	H04M  17/00	136	ƻƻޤ	Testing; observation (including robbery observation)
H04M  17/00  Z	0	0	5K040	H04M  17/00	892	¾Τ	Others
H04M  17/02  \	1	1	5K040	H04M  17/02	42	ޤϹ绥	Coin-freed or check-freed systems
H04M  17/02  A	1	0	5K040	H04M  17/02	396	ݥɲ	Card release system
H04M  17/02  Z	1	0	5K040	H04M  17/02	599	¾Τ	Others
H04M  19/00  \	0	0	5K037	H04M  19/00	1334	Τή֤֡ΤΤΣȣѣ	Current supply arrangements for telephone systems (for selecting equipment H04Q 1/28)
H04M  19/00 101 \	1	1	5K037	H04M  19/00	846	֥ơؤή򶡵뤹򴹵ˤήŸ	power supply for supply of current in switch for supplying current to substation
H04M  19/00 103 \	2	2	5K037	H04M  19/00	39	ϩˤģåեå	DC flux correction device in line transformer
H04M  19/00 105 \	2	2	5K037	H04M  19/00	74	ϩѤʤ	feeding device not using line transformer
H04M  19/00 106 \	2	2	5K037	H04M  19/00	105	ήŸϰϳĥϩ	range expansion circuit for power supply for supply of current
H04M  19/00 108 \	2	2	5K037	H04M  19/00	75	ģáģåСѤΡʣģáģåС켫Σȣͣ	use DC/DC converter (DC/DC converter per se H02M3/28)
H04M  19/02  \	1	1	5K037	H04M  19/02	812	ήޤϴƻ뿮治㡥ȯޤ治ζ	providing ringing current or supervisory tones, e.g. dialling tone or busy tone
H04M  19/04  \	2	2	5K037	H04M  19/04	141	֥ơˤȯ뿮ή	the ringing-current being generated at the substations
H04M  19/06  \	1	1	5K037	H04M  19/06	62	ή븻򴹶ɤ齼ŤƤ	in which current supply sources at subordinate switching centres are&nbsp;charged from the main exchange
H04M  19/08  \	1	1	5K037	H04M  19/08	1045	֥ơή븻ͭΡʸƽФήȯȣͣˡΣ	with current supply sources at the substations (generating ringing current H04M 19/04) [1,7]
H04M  99/00  \	0	0	5K127	H04M  99/00	0	Υ֥饹¾Υ롼פʬवʤΣ	Subject matter not provided for in other groups of this subclass [8]
