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Patents > CPCs : CPC B64C13/00 or CPC B64C2700/6216 or CPC B64C39/005

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None (272) · airplane (198) · stability (134) · control (124) · navigation (88) · frame (75) · rudder (66) · steering (54) · propulsion (52) · design (52) · wings (39) · automatic stability (37) · gyroscope (33) · aerodynamics (29) · LTA (28) · propeller (25) · propellers (23) · subsystem (22) · HTA (22)
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None (595) · Patent US-1909-970771 (3) · Patent IT-1913-03-20 Vigilio Baldo (3) · Patent US-1910-1055379 (3) · Patent FR-1911-436026 (2) · Patent FR-1912-451312 (2) · Patent FR-1910-430552 (2) · Patent FR-1909-406466 (2) · Patent GB-1911-04-28 Belton Tattnall Hamilton (2) · Patent GB-1911-12188 (2) · Patent GB-1913-3848 (2) · Patent FR-1908-401308 (2) · Patent FR-1902-326476 (2) · Patent US-1909-1008096 (2) · Patent DE-1918-388537 (2) · Patent FR-1908-392672 (2) · Patent US-1913-1175959 (2) · Patent CA-1909-126457 (2) · Patent US-1916-1208684 (2) · Patent US-1913-1118124 (2)
Related to aircraft:
Patent agent:
None (336) · Munn & Co. (21) · Armengaud jeune (19) · None (12) · Marks & Clerk (12) · Haseltine, Lake & Co. (11) · Brewer & Son (9) · Weismann et Marx (7) · Boult, Wade & Tennant (7) · J. Germain (6) · Victor J. Evans (5) · Abel & Imray (5) · E. Blétry (4) · Herbert Haddan & Co. (4) · Brierley & Howard (4)
National tech categories:
None (283) · FR 6.4 (125) · USPC 244/233 (36) · USPC 244/90R (33) · DE 77h.5 (23) · USPC 244/20 (21) · USPC 244/70 (17) · USPC 244/78.1 (17) · USPC 244/87 (14) · USPC 244/9 (13) · USPC 244/82 (13) · USPC 244/225 (9) · USPC 244/234 (9) · USPC 244/231 (9) · USPC 244/237 (8) · USPC 244/88 (8) · USPC 244/119 (8) · FR 6.3 (7)
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