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Patents > Tech fields: Landing

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None (357) · Seine (6) · New York state (4) · Seine-et-Oise (3) · Hammondsport (2) · County of London (2) · New York city (2) · Montpellier (2) · Hérault (2) · Budapest (2) · Versailles (2) · Alpes-Maritimes (2) · Nord (2)
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Full specification filed date:
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Supplementary to patent:
None (268) · Patent US-1910-1011683 (5) · Patent DE-1909-Wilcke-Graff (4) · Patent DE-1908-227979 (4) · Patent FR-1909-420322 (4) · Patent NZ-1909-26981 (3)
Related to aircraft:
Patent agent:
None (114) · Armengaud jeune (26) · Marks & Clerk (12) · None (9) · Charles Dony (9) · Munn & Co. (7) · J. Bonnet-Thirion (6) · Boult, Wade & Tennant (5) · Gaston Rose (5) · Victor J. Evans (5) · Herbert Haddan & Co. (5) · Hippolyte Josse (5) · John P. Tarbox (5) · Dupont et Elluin (4) · Raclot (4) · Boult, Wade, and Tennant (4) · Weissmann et Marx (4)
National tech categories:
FR 6.4 (131) · None (106) · AT 77d (10) · USPC 244/100R (9) · FR 6.3 (7) · BE K (7) · HU V/h (7) · DE 77h.9 (6) · DE 77h.15 (5) · USPC 244/22 (4) · USPC 244/104R (4) · IT 8 (4) · GB 4 with buoyant (4) · GB 4 propel & steer (4) · USPC 244/139 (4) · AU 90.3 (4) · CH 129b (4)
IPCs:
None (157) · IPC B64C25/00 (63) · IPC B64C35/00 (22) · IPC B64C39/00 (18) · IPC B64C1/00 (15) · IPC B64B1/00 (13) · IPC B64C17/00 (13) · IPC B64C25/62 (8) · IPC B64C13/00 (5) · IPC B64C33/02 (5) · IPC B64C3/56 (5) · IPC B64C23/00 (5) · IPC B64C25/50 (4) · IPC B64C3/38 (4) · IPC B64C27/04 (4) · IPC B64F1/00 (4)
CPCs:
None (87) · CPC B64C25/06 (42) · CPC B64F2700/6226 (38) · CPC B64C25/62 (34) · CPC B64C25/52 (22) · CPC B64C35/00 (21) · CPC B64B1/00 (18) · CPC B64C25/64 (16) · CPC B64C25/54 (16) · CPC B64C39/00 (14) · CPC B64C17/00 (14) · CPC B64C23/005 (11) · CPC B64C33/02 (11) · CPC B64C2700/6295 (11) · CPC B64C25/60 (10) · CPC B64C39/005 (8) · CPC B64C2700/6218 (8) · CPC B64C25/50 (8) · CPC B64C13/00 (8)
First filing:
Citations from after 1930:
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