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Patents > Applicant firm: None & CPCs: CPC B64C17/00 & Family year: 1900 - 1999

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Tech fields:
stability (401) · airplane (278) · None (273) · automatic stability (177) · Design (90) · control (79) · Aerodynamics (68) · equilibrium (62) · frame (60) · subsystem (48) · wings (48) · construction (37) · rudder (32) · pendulum (32) · lift (29) · steering (21) · aeroplane (20) · balance (20) · navigation (19)
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None (581) · Patent FR-1908-396249 (5) · Patent GB-1909-8531 (4) · Patent US-1908-1077750 (4) · Patent FR-1912-442419 (3) · Patent IT-1910-10-17 Carlo Navaro (3) · Patent FR-1909-399456 (3) · Patent DE-1911-11-16 Otto Albin Budig (3) · Patent FR-1911-446282 (3) · Patent NO-1915-12-15 Carl Alfred Johansson (3) · Patent US-1908-1081147 (3) · Patent US-1908-989022 (3) · Patent FR-1910-415470 (3)
Related to aircraft:
Patent agent:
None (324) · None (29) · Armengaud jeune (27) · E. Blétry (16) · Marks & Clerk (12) · Charles Dony (11) · Victor J. Evans (10) · Matray frères et Cie (10) · J. Bonnet-Thirion (9) · Abel & Imray‎ (9) · Haseltine, Lake & Co. (8) · Herbert Haddan & Co. (8) · Munn & Co. (8) · Lavoix et Moses (8) · J. Germain (7) · P. Follin (7) · Hippolyte Josse (6) · Schwab (6) · Boramé et Julien (6) · J. Fayollet (6)
National tech categories:
FR 6.4 (343) · None (311) · USPC 244/80 (57) · USPC 244/93 (18) · USPC 244/177 (11) · USPC 244/92 (8) · DE 77h.5 (7) · USPC 244/90R (6) · USPC 244/139 (3) · FR 6.3 (3) · USPC 244/113 (2) · USPC 244/100R (2) · USPC 244/233 (2) · USPC 244/87 (2) · USPC 244/89 (2) · USPC 244/91 (2)
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