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Patents > CPCs : CPC B64C11/006 or CPC B64C13/24 or CPC B64C39/005

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Tech fields:
None (319) · propulsion (135) · airplane (55) · propeller (54) · propellers (50) · navigation (38) · frame (35) · marine (31) · stability (30) · LTA (30) · design (27) · wings (24) · control (23) · paddle-wheel (21) · flapping (18) · helicopter (17) · aerodynamics (16) · subsystem (15) · sustentation (14)
Full specification filed date:
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Supplementary to patent:
None (584) · Patent US-1916-1208684 (2) · Patent AU-1909-16369 (2) · Patent FR-1909-410848 (2) · Patent FR-1902-326476 (2) · Patent GB-1911-12188 (2) · Patent CA-1909-126457 (2) · Patent GB-1911-12232 (2) · Patent DE-1912-267069 (2)
Related to aircraft:
Patent agent:
None (390) · Munn & Co. (16) · None (14) · Armengaud jeune (13) · E. Blétry (6) · Marks & Clerk (5) · J. Bonnet-Thirion (5) · Boult, Wade & Tennant (4) · Y. Rabilloud et fils (4) · Abel & Imray (3) · Sigmund Herzog (3) · L. Chassevent (3) · Lloyd Wise & Co. (3) · C. A. Snow & Co. (3) · Victor J. Evans (3) · H. D. Fitzpatrick & Co. (3) · Borame et Julien (3) · G. de Mestral et F. Harlé (3)
National tech categories:
None (381) · FR 6.4 (85) · USPC 244/76R (21) · USPC 244/20 (21) · USPC 244/70 (17) · USPC 416/113 (15) · FR 6.2 (13) · USPC 244/9 (13) · USPC 416/108 (11) · USPC 416/116 (9) · FR 6.3 (9) · USPC 244/90R (6) · USPC 244/71 (6) · DE 77h.6 (5) · USPC 244/19 (5) · USPC 244/39 (4)
CPCs: (Click arrow to add another value)
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