B64F1/00	7	Ground or aircraft-carrier-deck installations	B64F1/00	B64F1/00		1692
B64F1/002	8	{Taxiing aids}	B64F1/00	B64F1/00		297
B64F1/005	8	{Protective coverings for aircraft not in use}	B64F1/00	B64F1/00		304
B64F1/007	8	{Helicopter portable landing pads}	B64F1/00	B64F1/00		912
B64F1/02	8	for arresting aircraft, e.g. nets or cables	B64F1/02	B64F1/02		538
B64F1/025	9	{using decelerating or arresting beds}	B64F1/02	B64F1/02		209
B64F1/027	9	{using net or mesh}	B64F1/02	B64F1/02		324
B64F1/029	9	{using a cable or tether}	B64F1/02	B64F1/02		534
B64F1/0295	9	{aerodynamically or aerostatically supported, e.g. parafoil or balloon}	B64F1/02	B64F1/02		45
B64F1/0297	9	{adjustable to align with aircraft trajectory}	B64F1/02	B64F1/02		71
B64F1/0299	9	{characterized by the use of multiple devices}	B64F1/02	B64F1/02		145
B64F1/04	8	for launching aircraft	B64F1/04	B64F1/04		651
B64F1/06	9	using catapults	B64F1/06	B64F1/06		1152
B64F1/08	9	using winches	B64F1/08	B64F1/08		185
B64F1/10	9	using self-propelled vehicles	B64F1/10	B64F1/10		243
B64F1/12	8	for anchoring aircraft	B64F1/12	B64F1/12		355
B64F1/125	9	{Mooring or ground handling devices for helicopters}	B64F1/12	B64F1/12		401
B64F1/14	9	Towers or masts for mooring airships or balloons	B64F1/14	B64F1/14		348
B64F1/16	9	Pickets or ground anchors; Wheel chocks	B64F1/16	B64F1/16		220
B64F1/18	8	Visual or acoustic landing aids	B64F1/18	B64F1/18		622
B64F1/20	9	Arrangement of optical beacons	B64F1/20	B64F1/20		1682
B64F1/205	10	{arranged underground, e.g. underground runway lighting units}	B64F1/20	B64F1/20		325
B64F1/22	8	for handling aircraft	B64F1/22	B64F1/22		866
B64F1/221	9	for handling seaplanes	B64F1/221	B64F1/221		107
B64F1/222	9	for storing aircraft, e.g. in hangars	B64F1/222	B64F1/222		522
B64F1/223	9	for towing aircraft	B64F1/223	B64F1/223		48
B64F1/224	10	{Towing bars}	B64F1/223	B64F1/22		161
B64F1/225	10	Vehicles specially adapted therefor, e.g. aircraft tow tractors	B64F1/225	B64F1/225		131
B64F1/226	11	{hand manipulated, e.g. hand carts or motorised walk-type tractors}	B64F1/225	B64F1/22		45
B64F1/227	11	for direct connection to aircraft, e.g. tow tractors without towing bars	B64F1/227	B64F1/227		381
B64F1/228	11	remotely controlled; operating autonomously	B64F1/228	B64F1/228		156
B64F1/24	9	Adaptations of turntables	B64F1/24	B64F1/24		66
B64F1/26	8	for reducing engine or jet noise; Protecting airports from jet erosion	B64F1/26	B64F1/26		357
B64F1/28	8	Liquid-handling installations specially adapted for fuelling stationary aircraft	B64F1/28	B64F1/28		723
B64F1/30	8	for embarking or disembarking passengers	B64F1/30	B64F1/30		166
B64F1/305	9	Bridges extending between terminal building and aircraft, e.g. telescopic, vertically adjustable	B64F1/305	B64F1/305		688
B64F1/3055	10	{with hinged head interface between aircraft and passenger bridge}	B64F1/305	B64F1/305		277
B64F1/31	9	Passenger vehicles specially adapted to co-operate, e.g. dock, with aircraft or terminal buildings	B64F1/31	B64F1/31		196
B64F1/315	9	Mobile stairs	B64F1/315	B64F1/315		236
B64F1/32	8	for handling freight	B64F1/32	B64F1/32		651
B64F1/322	9	{Cargo loaders specially adapted for loading air freight containers or palletized cargo into or out of the aircraft}	B64F1/32	B64F1/32		242
B64F1/324	9	{Luggage loaders specially adapted for loading individual luggage items into or out of the aircraft}	B64F1/32	B64F1/32		178
B64F1/326	9	{Supply vehicles specially adapted for transporting catering to and loading into the aircraft}	B64F1/32	B64F1/32		59
B64F1/34	8	for starting propulsion plant	B64F1/34	B64F1/34		101
B64F1/35	8	for supplying electrical power to stationary aircraft	B64F1/35	B64F1/35		170
B64F1/352	9	{Mobile units}	B64F1/35	B64F1/35		87
B64F1/36	8	Other airport installations (ground installations for de-icing aircraft B64F5/20)	B64F1/36	B64F1/36		802
B64F1/362	9	{Installations for supplying conditioned air to parked aircraft}	B64F1/36	B64F1/36		293
B64F1/364	10	{Mobile units}	B64F1/36	B64F1/36		118
B64F1/366	9	{Check-in counters}	B64F1/36	B64F1/36		182
B64F1/368	9	{Arrangements or installations for routing, distributing or loading baggage}	B64F1/36	B64F1/36		592
B64F3/00	7	Ground installations specially adapted for captive aircraft	B64F3/00	B64F3/00		320
B64F3/02	8	with means for supplying electricity to aircraft during flight	B64F3/02	B64F3/02		585
B64F5/00	7	Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for	B64F5/00	B64F5/00		1780
B64F5/10	8	Manufacturing or assembling aircraft, e.g. jigs therefor	B64F5/10	B64F5/10		4235
B64F5/20	8	Ground installations for de-icing aircraft	B64F5/20	B64F5/20		168
B64F5/23	9	by liquid application; Spraying installations therefor, e.g. fitted on vehicles	B64F5/23	B64F5/23		159
B64F5/27	9	by irradiation, e.g. of infrared radiation	B64F5/27	B64F5/27		30
B64F5/30	8	Cleaning aircraft	B64F5/30	B64F5/30		553
B64F5/305	9	{Polishing window units}	B64F5/30	B64F5/30		7
B64F5/40	8	Maintaining or repairing aircraft	B64F5/40	B64F5/40		1703
B64F5/45	9	Repairing leakages in fuel tanks	B64F5/45	B64F5/45		35
B64F5/50	8	Handling or transporting aircraft components	B64F5/50	B64F5/50		968
B64F5/60	8	Testing or inspecting aircraft components or systems	B64F5/60	B64F5/60		7710
