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Patents > Office : FR or GB & CPCs : CPC B64C13/00 or CPC B64C2700/6218 & First filing : No or Other

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Tech fields:
airplane (181) · stability (176) · None (150) · control (90) · Automatic stability (70) · Design (58) · aerodynamics (45) · Steering (42) · wings (35) · Frame (32) · Rudder (32) · equilibrium (29) · construction (26) · subsystem (25) · navigation (24) · Lift (21) · propellers (16) · landing (13) · sustentation (12)
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None (332) · Patent DE-1911-11-16 Otto Albin Budig (3) · Patent IT-1909-09-10-Romagnoli (2) · Patent FR-1910-435648 (2) · Patent FR-1910-423998 (2) · Patent FR-1910-421027 (2) · Patent FR-1909-408872 (2) · Patent FR-1912-450608 (2) · Patent FR-1912-451312 (2) · Patent GB-1909-8531 (2) · Patent GB-1913-3848 (2) · Patent HU-1913-Pédery-Varsányi-Zoltán (2) · Patent DE-1910-04-04 August Wendtland (2) · Patent FR-1908-392672 (2) · Patent NZ-1909-25865 (2) · Patent US-1909-1008096 (2) · Patent US-1913-1118124 (2) · Patent US-1913-1203221 (2)
Related to aircraft:
Patent agent:
None (161) · Armengaud jeune (22) · None (16) · Marks & Clerk (13) · Brewer & Son (9) · Weismann et Marx (9) · Boult, Wade & Tennant (8) · Abel & Imray (7) · E. Blétry (7) · Haseltine, Lake & Co. (7) · Brandon freres (7) · P. Follin (5) · J. Fayollet (5) · Charles Dony (5)
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