G03C   1/00		¿ˡѴǣãȻžˡѴǣãˡΣ	Photosensitive materials(photosensitive materials for multicolour processes <b>G03C7/00</b>; for diffusion transfer processes <b>G03C8/00</b>)	6599
G03C   1/005		ϥ󲽶ޡĴʪŪźúޤκʥɥ饤Сˤϥ󲽶俨ޤ̣ǣãˡΣ	Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein(catalytic amounts of silver halide in dry silver systems <b>G03C1/498</b>)	2699
G03C   1/015		ĴΤˡۡǣãˡΣ	Apparatus or processes for the preparation of emulsions(coating, drying <b>G03C1/74</b>)	2430
G03C   1/025		ޤʪŪ㡥ĶȡࡤϤˤΡۡǣãˡΣ	Physical treatment of emulsions, e.g. by ultrasounds, refrigeration or pressure(coating or drying <b>G03C1/74</b>)	264
G03C   1/035		뾽ηħΤΡ㡥γҡΣ	characterised by the crystal form or composition, e.g. mixed grain	6426
G03C   1/04		ʬźúޤͭΡطʪͭΡΣ	with macromolecular additives; with layer-forming substances	1707
G03C   1/043		ݥꥢ륭ʪݥꥢ륭βʪݥꥢ륭󥻥ʪݥꥢ륭ƥ벽ʪΣ	Polyalkylene oxides; Polyalkylene sulfides; Polyalkylene selenides; Polyalkylene tellurides	544
G03C   1/047		㡥ͶƳΡβÿʬʪʪΣ	Proteins, e.g. gelatine derivatives; Hydrolysis or extraction products of proteins	1230
G03C   1/053		úǡú˰·ޤȿΤߤˤä줿ŹΡ㡥ӥ˥ŹΡΣ	Polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. vinyl polymers	1078
G03C   1/06		ʬźúޤͭΡʣǣãͥˡΣ	with non-macromolecular additives(<b>G03C1/04</b> takes precedence)	5038
G03C   1/07		γҤĹ˱ƶڤܤʪΣ	Substances influencing grain growth during silver salt formation	708
G03C   1/08		ʪΣ	Sensitivity-increasing substances	1258
G03C   1/09		°Ͽ䡨αϲʪβϥƥ롤Ϥβʪ㡥ѡʣǣãǣãͥˡΣ	Noble metals or mercury; Salts or compounds thereof; Sulfur, selenium or tellurium, or compounds thereof, e.g. for chemical sensitising(<b>G03C1/34</b>, <b>G03C1/35</b> take precedence)	2713
G03C   1/10		ͭʪ	Organic substances	1061
G03C   1/12		ϥݥ	Methine or polymethine dyes	1942
G03C   1/14		ĤΣãȴĤ	with an odd number of CH groups	627
G03C   1/16		ãȴ𣱸ĤĤ	with one CH group	527
G03C   1/18		ãȴ𣳸ĤĤ	with three CH groups	1226
G03C   1/20		ãȴ𣵸İʾĤ	with more than three CH groups	456
G03C   1/22		ĤΣãȴĤ	with an even number of CH groups	639
G03C   1/24			Styryl dyes	52
G03C   1/26		ʣǴĤΰݥ󺿤Ĥ	Polymethine chain forming part of a heterocyclic ring	288
G03C   1/28		Ķޤͭ	together with supersensitising substances	831
G03C   1/29		ñʤ붯ʪΣ	the supersensitising mixture being solely composed of dyes	703
G03C   1/295		¥ʺޡΣ	Development accelerators	422
G03C   1/30			Hardeners	1593
G03C   1/31		ޡΣ	Plasticisers	95
G03C   1/32		ޥåȺ	Matting agents	521
G03C   1/33		ݥåɻߺޡΣ	Spot-preventing agents	186
G03C   1/34		֥ɻߺޡޡɻߺޡΣ	Fog-inhibitors; Stabilisers; Agents inhibiting latent image regression	3028
G03C   1/35		ץߥ󥰺ޡʤ֥󥺥󥰺ޡĴաΣ	Antiplumming agents, i.e. antibronzing agents; Toners	180
G03C   1/36		ޡľ۲ޣǣãˡΣ	Desensitisers(direct positive emulsions <b>G03C1/485</b>)	396
G03C   1/37		ɻߺޡΣ	Antiseptic agents	133
G03C   1/38		ʬޡŸ¥ʺޡΣ	Dispersants; Agents facilitating spreading	896
G03C   1/40		롼ףǣãǣãϣǣãޤʤʬΣ	Dyestuffs not covered by groups <b>G03C1/08 to G03C1/38</b>  or <b>G03C1/42</b>	409
G03C   1/42		ϤʪΣ	Developers or their precursors	949
G03C   1/43		롼ףǣãǣãޤʤϤʪΣ	Processing agents or their precursors, not covered by groups <b>G03C1/07 to G03C1/42</b> 	612
G03C   1/46		ؤذʾΤ	having more than one photosensitive layer	854
G03C   1/485		ľ۲ޡΣ	Direct positive emulsions	1489
G03C   1/49		ƽФڤӸޡΣ	Print-out and photodevelopable emulsions	199
G03C   1/492		ϲޡΣ	Photosoluble emulsions	272
G03C   1/494		ϥ󲽶ްʳζʪǮ̿Σ	Silver salt compositions other than silver halide emulsions; Photothermographic systems	330
G03C   1/496		ޤѤʤʪ㡥夵ΡΣ	Binder-free compositions, e.g. evaporated	146
G03C   1/498		Ǯ̿㡥ɥ饤СΣ	Photothermographic systems, e.g. dry silver	5329
G03C   1/50		ʪȤơʳε°ޤʪΣ	Compositions containing noble metal salts other than silver salts, as photosensitive substances	72
G03C   1/52		ʪȤơʪޤʪʣǣãͥˡΣ	Compositions containing diazo compounds as photosensitive substances(<b>G03C1/64</b> takes precedence)	1910
G03C   1/54		˥뤤ϥ̵ʪ	Diazonium salts or diazo anhydrides	550
G03C   1/56		ե	Diazo sulfonates	116
G03C   1/58		ΤΥåץ󥰺ޡΣ	Coupling substances therefor	612
G03C   1/60		ʬźúޤĤΡΣ	with macromolecular additives	541
G03C   1/61		ʬźúޤĤΡΣ	with non-macromolecular additives	771
G03C   1/62		°˴ԸǤ°ʪ	Metal compounds reducible to metal	108
G03C   1/64		ʪȤơŴʪޤʪΣ	Compositions containing iron compounds as photosensitive substances	252
G03C   1/66		ʪȤơޤʪΣ	Compositions containing chromates as photosensitive substances	264
G03C   1/67		ʪȤơХȲʪޤʪΣ	Compositions containing cobalt compounds as photosensitive substances	194
G03C   1/675		ʪȤơݥϥ󲽹ʪޤʪΣ	Compositions containing polyhalogenated compounds as photosensitive substances	915
G03C   1/685		ʪȤơԥ̹ԥ󲽹ʪϤͶƳΤޤʪΣ	Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances	770
G03C   1/695		ʪȤơɲʪޤʪΣ	Compositions containing azides as photosensitive substances	123
G03C   1/705		ʪȤơ륳ʥɡ°ޤϤιޤʪ㡥ɡΣ	Compositions containing chalcogenides, metals or alloys thereof, as photosensitive substances, e.g. photodope systems	634
G03C   1/72		롼ףǣãǣãޤʤʪΣ	Photosensitive compositions not covered by groups <b>G03C1/005 to G03C1/705</b> 	3267
G03C   1/725		̵ʪޤΡΣ	containing inorganic compounds	793
G03C   1/73		ͭʪޤΡΣ	containing organic compounds	3613
G03C   1/735		ͭ°ʪΣ	Organo-metallic compounds	432
G03C   1/74		ٻΤؤδʪۡΤδˡʣǣãͥˡΣ	Applying photosensitive compositions to the base; Drying processes therefor(<b>G03C1/496</b> takes precedence)	3933
G03C   1/76		ٻؤħΤ봶Σ	Photosensitive materials characterised by the base or auxiliary layers	5814
G03C   1/765		ٻΤηħΤΡ㡥ѡե졼󡤤֡Σ	characterised by the shape of the base, e.g. arrangement of perforations, jags	797
G03C   1/77		ٻΤ°ǤΡΣ	the base being of metal	224
G03C   1/775		ٻΤǤΡΣ	the base being of paper	892
G03C   1/785		ȾƩΤΡΣ	translucent	57
G03C   1/79		ʬϤΤδ޿㡥˥ɤΣ	Macromolecular coatings or impregnations therefor, e.g. varnishes	1710
G03C   1/795		ٻΤʬʪǷΡʣǣãͥˡΣ	the base being formed of macromolecular substances(<b>G03C1/775</b> takes precedence)	1970
G03C   1/805		ΥΥʤħΤΡΣ	characterised by stripping layers or stripping means	416
G03C   1/81		ɻ߼ʤħΤΡΣ	characterised by anti-coiling means	616
G03C   1/815		糰Υե륿ϵۼʤħΤΡ㡥ɺޡʼ̿ѣǣãѣǣãˡΣ	characterised by means for filtering or absorbing ultraviolet light, e.g. optical bleaching agents(for photoprinting <b>G03C5/10</b>; for intensifying X-ray images <b>G03C5/17</b>)	1113
G03C   1/825		ȿɻ߼ϲĻե륿ʤħΤΡ㡥ϥ졼ɻߡΣ	characterised by antireflecting means or visible-light filtering means, e.g. anti-halation	1355
G03C   1/83		ΤͭʬΣ	Organic dyestuffs therefor	2221
G03C   1/835		Τιʬʪ㡥ޡΣ	Macromolecular substances therefor, e.g. mordants	395
G03C   1/85		ɻߺɻؤħΤΡΣ	characterised by antistatic additives or coatings	1501
G03C   1/89		ΤιʬʪΣ	Macromolecular substances therefor	697
G03C   1/91		ϲʤħΤΡΣ	characterised by subbing layers or subbing means	1268
G03C   1/93		ΤιʬʪΣ	Macromolecular substances therefor	782
G03C   1/95		ƩɮǽʤΡ㡥ԳγźúޤĤΡʣǣãͥˡΣ	rendered opaque or writable, e.g. with inert particulate additives(<b>G03C1/775</b> takes precedence)	952
G03C   3/00		ѥեѥå㡥եޤϥեѥåġեޤϰ㡥ü󥭤ޤޤλѤħȤ	Packages of films for inserting into cameras, e.g. roll-films or film-packs; Wrapping materials for light-sensitive plates, films, or papers, e.g. materials characterised by the use of special dyes, printing inks or adhesives	9488
G03C   3/02		ĹҤͭե	Photographic roll-films with paper strips	691
G03C   5/00		̿ˡޤϤΤνޡΤ褦ʽޤκ¿ˡǣãȻžˡǣãΩμ̿ˡǣãˡΣ	Photographic processes or agents therefor; Regeneration of such processing agents(multicolour processes <b>G03C7/00</b>; diffusion transfer processes <b>G03C8/00</b>; stereo-photographic processes <b>G03C9/00</b>)	5115
G03C   5/02		¬ˡ㡥١顼١Ĵγǻ٤ηꡨ¬ѸإӤ¤	Sensitometric processes, e.g. determining sensitivity, colour sensitivity, gradation, graininess, density; Making sensitometric wedges	884
G03C   5/04		ˡ	Photo-taking processes	416
G03C   5/06		ưޥˡ	Travelling-mask processes	78
G03C   5/08		̿աʣǣãͥˡ̿դ˸ˡϼʡΣ	Photoprinting(<b>G03C5/18</b> takes precedence);Processes or means for preventing photoprinting	2711
G03C   5/10		ȿ;աָոʤѤ̿աΣ	Reflex-printing; Photoprinting using fluorescent or phosphorescent means	205
G03C   5/12		ǲλϾˡ	Cinematographic processes of taking pictures or printing	139
G03C   5/14		ϿȷӤĤ	combined with sound-recording	432
G03C   5/16		ֳϻ糰̿ˡ	X-ray, infrared, or ultraviolet ray processes	1580
G03C   5/17		뤿˥꡼ѤΡΣ	using screens to intensify X-ray images	844
G03C   5/18		ˡ㡥ǮϤΤνޡΣ	Diazo-type processes, e.g. thermal development, or agents therefor	958
G03C   5/20		ȿ;	Reflex-printing	26
G03C   5/22		ľܼˡʤ餫ΤʤΡϤΤνޡΣ	Direct chromate processes, i.e. without preceding silver picture, or agents therefor	68
G03C   5/26		ͭѤˡϤΤνޡʪŪǣãˡΣ	Processes using silver-salt-containing photosensitive materials or agents therefor(physical development <b>G03C5/58</b>)	3038
G03C   5/28		ǲեΣ	Cinematographic-film processes	28
G03C   5/29		ˡϤΤνޡʣǣãǣãͥˡΣ	Development processes or agents therefor(<b>G03C5/38</b>, <b>G03C5/50</b> take precedence)	1969
G03C   5/30			Developers	1798
G03C   5/305		ްʳźúޡΣ	Additives other than developers	1608
G03C   5/31		佼աΣ	Regeneration; Replenishers	996
G03C   5/315		˥󥰸Σ	Tanning development	289
G03C   5/32		ϡΣ	Latensification; Desensitising	104
G03C   5/38		塨塨졽ɺǣãˡΣ	Fixing; Developing-fixing; Hardening-fixing(bleach-fixing <b>G03C5/44</b>)	1237
G03C   5/39		ꡤʤФȤΤʤΣ	Stabilising, i.e. fixing without washing out	163
G03C   5/395		ްʳμ̿ޤκΤ佼աΣ	Regeneration of photographic processing agents other than developers; Replenishers therefor	846
G03C   5/40		ؽˤ븽ѲʣǣãͥˡΣ	Chemically transforming developed images(<b>G03C5/50</b> takes precedence)	272
G03C   5/42		ϡϡΣ	Reducing; Intensifying	237
G03C   5/44		ɺɺΣ	Bleaching; Bleach-fixing	298
G03C   5/46		ĴΣ	Toning	157
G03C   5/48		Σ	Mordanting	81
G03C   5/50		ȿžܿˡʣǣãǣãͥˡΣ	Reversal development; Contact processes(<b>G03C5/315</b>, <b>G03C8/00</b> take precedence)	582
G03C   5/56		롼ףǣãǣãޤ봶ʪѤˡϤΤνޡʣǣãͥˡΣ	Processes using photosensitive compositions covered by groups <b>G03C1/64 to G03C1/72</b>  or agents therefor(<b>G03C5/58</b> takes precedence)	1091
G03C   5/58		ޤʪŪˤ°뤿ˡΣ	Processes for obtaining metallic images by vapour deposition or physical development	460
G03C   5/60		˦뤿ˡΣ	Processes for obtaining vesicular images	210
G03C   7/00		¿̿ˡϤΤνޡΤ褦ʽޤκ¿̿ѤδʳȻžˡǣãˡΣ	Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes(diffusion transfer processes <b>G03C8/00</b>)	4529
G03C   7/02		ľɺˡΤκΤ褦ʺĴϽΣ	Direct bleach-out processes; Materials therefor; Preparing or processing such materials	266
G03C   7/04		顼꡼ѤÿˡΤκΤ褦ʺĴϽΣ	Additive processes using colour screens; Materials therefor; Preparing or processing such materials	336
G03C   7/06		顼꡼¤	Manufacture of colour screens	265
G03C   7/08		ȯγҤԵ§ʬۤ	from diversely-coloured grains irregularly distributed	94
G03C   7/10		§ΰĤΡ㡥ӡ	with regular areas of colour, e.g. bands, lines, dots	179
G03C   7/12		Ϫˤ	by photo-exposure	176
G03C   7/14		顼꡼ѤÿˡΤκΤ褦ʺĴϽΣ	Additive processes using lenticular screens; Materials therefor; Preparing or processing such materials	536
G03C   7/18		ˡ顼̿ˤ륫顼Τˡ忧顼ץ顼ѤΣǣãˡΣ	Processes for the correction of the colour image in subtractive colour photography(using coloured colour-couplers <b>G03C7/333</b>)	608
G03C   7/20		λٻΤˤ줾ۤΰۤʤեѤ븺ˡ顼㡥ХѥåȥѥåΣ	Subtractive colour processes using differently sensitised films, each coated on its own base, e.g. bipacks, tripacks	1854
G03C   7/22		ˡǲ̿ΤκΤ褦ʺĴϽΣ	Subtractive cinematographic processes; Materials therefor; Preparing or processing such materials	369
G03C   7/24		ϿȷӤĤ	combined with sound-recording	296
G03C   7/25		ӥӥˡΤκΤ褦ʺĴϽΣ	Dye-imbibition processes; Materials therefor; Preparing or processing such materials	263
G03C   7/26		ˡ顼ѥϥޡʣǣãǣãͥˡΣ	Silver halide emulsions for subtractive colour processes(<b>G03C7/28 to G03C7/30</b>  take precedence)	3051
G03C   7/28		俧ɺˡΤκΤ褦ʺĴϽΣ	Silver dye bleach processes; Materials therefor; Preparing or processing such materials	471
G03C   7/29		ΤΥΣ	Azo dyes therefor	164
G03C   7/30		顼ץ顼Ѥ륫顼ΤκΤ褦ʺĴϽΣ	Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials	4815
G03C   7/305		̿Ū˳ޤͷΥʪ㡥Хץ顼ʣǣãͥˡΣ	Substances liberating photographically active agents, e.g. development-inhibiting releasing couplers(<b>G03C7/388</b> takes precedence)	2380
G03C   7/32		顼ץ顼ʣǣãǣãͥˡΣ	Colour-coupling substances(<b>G03C7/305</b>, <b>G03C7/388</b> take precedence)	1970
G03C   7/327		ʬҥץ顼Σ	Macromolecular coupling substances	340
G03C   7/333		顼ɥץ顼㡥顼ѡΣ	Coloured coupling substances, e.g. for the correction of the coloured image	381
G03C   7/34		եΡͭ륫ץ顼ʣǣãǣãͥˡΣ	Couplers containing phenols(<b>G03C7/327</b>, <b>G03C7/333</b> take precedence)	1593
G03C   7/36		Τ벽ʪͭ륫ץ顼ʣǣãǣãͥˡΣ	Couplers containing compounds with active methylene groups(<b>G03C7/327</b>, <b>G03C7/333</b> take precedence)	1520
G03C   7/38		󥰤¸ߤΡΣ	in rings	2682
G03C   7/384		ԥ饾󥰤¸ߤΡΣ	in pyrazolone rings	724
G03C   7/388		̿Ū˳ޤͷΥʪϥ顼ץ顼ޤ˺ˡΤϺޡΣ	Processes for the incorporation in the emulsion of substances liberating photographically active agents or colour-coupling substances; Solvents therefor	1111
G03C   7/392		źúޡʣǣãǣãͥˡΣ	Additives(<b>G03C7/305</b>, <b>G03C7/32</b> take precedence)	3415
G03C   7/396		ʬźúޡΣ	Macromolecular additives	305
G03C   7/407		ˡϤΤνޡΣ	Development processes or agents therefor	2251
G03C   7/413		ޡΣ	Developers	1496
G03C   7/42		ɺϤΤνޡΣ	Bleach-fixing or agents therefor	2023
G03C   7/44		佼աʣǣãͥˡΣ	Regeneration; Replenishers(<b>G03C7/42</b> takes precedence)	703
G03C   7/46		롼ףǣãޤʤˡ顼ΤκΤ褦ʺĴϽΣ	Subtractive colour processes not covered by group <b>G03C7/26</b>; Materials therefor; Preparing or processing such materials	363
G03C   8/00		ȻžˡϤΤνޡΤ褦ˡΤδΣ	Diffusion transfer processes or agents therefor; Photosensitive materials for such processes	531
G03C   8/02		ʬħΤ봶Σ	Photosensitive materials characterised by the image-forming section	80
G03C   8/04		°ͶƳ̵ʪͭ°ʪʤȻˤž̤줿ʪΣ	the substances transferred by diffusion consisting of inorganic compounds or of organo-metallic compounds derived from photosensitive noble metals	183
G03C   8/06		Ȼž̡Σ	Silver salt diffusion transfer	974
G03C   8/08		ͭʪʤȻˤž̤줿ʪʣǣãͥˡΣ	the substances transferred by diffusion consisting of organic compounds(<b>G03C8/04</b> takes precedence)	704
G03C   8/10		ϤʪʤΡΣ	of dyes or their precursors	548
G03C   8/12		еħΤΡΣ	characterised by the release mechanism	95
G03C   8/14		迧ʪλΣ	Oxidation of the chromogenic substance	31
G03C   8/16		륫ĶǺǽ˳ȻǤΡΣ	initially diffusable in alkaline environment	99
G03C   8/18		ǸޡΣ	Dye developers	236
G03C   8/20		륫ĶǺǽ˳ȻǤʤΡΣ	initially non-diffusable in alkaline environment	5
G03C   8/22		迧ʪδԸΣ	Reduction of the chromogenic substance	21
G03C   8/24		ʬħΤ봶Σ	Photosensitive materials characterised by the image-receiving section	229
G03C   8/26		ءʣǣãͥˡΣ	Image-receiving layers(<b>G03C8/52</b> takes precedence)	222
G03C   8/28		ϤΤ褦ʳˤ벽ʪͭΡΣ	containing development nuclei or compounds forming such nuclei	338
G03C   8/30		顼꡼ѤÿˡΤκΤ褦ʺĴϽΣ	Additive processes using colour screens; Materials therefor; Preparing or processing such materials	101
G03C   8/32		ˡϤΤνޡʣǣãͥˡΣ	Development processes or agents therefor(<b>G03C8/18</b> takes precedence)	116
G03C   8/34		ƴʣǣãǣ£ͥˡΣ	Containers for the agents(<b>G03C8/48</b>, <b>G03B17/50</b> take precedence)	116
G03C   8/36		ޡΣ	Developers	448
G03C   8/38		ǴʪͭΡΣ	containing viscosity increasing substances	28
G03C   8/40		Ǯˤ븽Σ	Development by heat	1797
G03C   8/42		¤κΣ	Structural details	430
G03C   8/44		ذηե˥åȡʤʬʬΥʤʬΣ	Integral units, i.e. the image-forming section not being separated from the image-receiving section	203
G03C   8/46		ȥåפĤϥʤħΤΡΣ	characterised by the trapping means or by gas releasing means	87
G03C   8/48		ʬޥ뤿ѤʪħΤΡΣ	characterised by substances used for masking the image-forming section	234
G03C   8/50		Υե˥åȡʤʬʬΥʬΣ	Peel-apart units, i.e. the image-forming section being separated from the image-receiving section	199
G03C   8/52		ٻءΤʪΣ	Bases or auxiliary layers; Substances therefor	738
G03C   8/54		ߥءΣ	Timing layers	147
G03C   8/56		ءΣ	Mordant layers	284
G03C   9/00		Ωμ̿ˡˡ	Stereo-photographic or similar processes	297
G03C   9/02		뺹Ωμ̿	Parallax-stereogram	124
G03C   9/04		٥ȥ	Vectographic-image	86
G03C   9/06		ʥ	Anaglyph	84
G03C   9/08		κΣ	producing three-dimensional [3D] images	535
G03C  11/00		̿ˡʻѤ֤ħΤΣǣģ	Auxiliary processes in photography(characterised by apparatus used <b>G03D15/00</b>)	1765
G03C  11/02		ɸΥޡŬ	Marking or applying of text	603
G03C  11/04		깩	Retouching	130
G03C  11/06		ʿ경̲ĤäݡĤФǳΣ	Smoothing; Renovating; Roughening; Matting; Cleaning; Lubricating; Flame retardant treatments	241
G03C  11/08		˥ɤꡤ㡥ž夬ä̿ץȤؤݸؤۡΣ	Varnishing, e.g. application of protective layers on finished photographic prints	580
G03C  11/10		糰ݸ뤿Τ	for protection from ultraviolet light	101
G03C  11/12		̿ؤΤޤޤΥϰؤ	Stripping or transferring intact photographic layers	346
G03C  11/14		ҤŤޥƥ	Pasting; Mounting	374
G03C  11/16			Drying	173
G03C  11/18		忧	Colouring	143
G03C  11/20		ʴϸǷ忧ޤˤ	with powdered or molten colours	12
G03C  11/22		̿ˡˤͥΤĤ뤤ϥե¤	Preparing plates or films for the manufacture of photographic negatives by non-photographic processes	62
G03C  11/24		פμ̿ޤνʪβΣ	Removing emulsion from waste photographic material; Recovery of photosensitive substances	375
