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Patents > CPCs : CPC B64B1/12 or CPC B64C13/00 or CPC B64C33/02

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Tech fields:
None (305) · airplane (178) · control (124) · flapping (104) · frame (100) · stability (95) · navigation (94) · Rudder (78) · wings (75) · propulsion (63) · ornithopter (61) · design (56) · steering (56) · LTA (38) · propeller (29) · aerodynamics (28) · Propellers (26) · construction (25) · subsystem (25)
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None (686) · Patent FR-1912-446040 (4) · Patent GB-1909-12556 (3) · Patent US-1910-1055379 (3) · Patent US-1909-970771 (3) · Patent BE-1910-12-28-Muehter (3) · Patent DE-1918-388537 (2) · Patent FR-1908-392672 (2) · Patent FR-1908-407411 (2) · Patent GB-1911-04-28 Belton Tattnall Hamilton (2) · Patent FR-1912-451312 (2) · Patent DE-1909-244441 (2) · Patent GB-1913-3848 (2) · Patent IT-1907-87304 (2) · Patent US-1909-1008096 (2) · Patent US-1913-1118124 (2) · Patent DE-1910-09-03 Richard Blum (2) · Patent FR-1909-420004 (2)
Related to aircraft:
Patent agent:
None (422) · Armengaud jeune (19) · None (18) · Munn & Co. (14) · Marks & Clerk (12) · Haseltine, Lake & Co. (10) · Brewer & Son (9) · Weismann et Marx (8) · Boult, Wade & Tennant (7) · C. A. Snow & Co. (5) · Brandon frères (5) · Victor J. Evans (5) · E. Blétry (4) · Abel & Imray (4) · Brierley & Howard (4) · A. de Carsalade (4) · Dupont et Elluin (4) · Hippolyte Josse (4) · H. Boettcher fils (4)
National tech categories:
None (291) · FR 6.4 (169) · USPC 244/22 (70) · USPC 244/233 (37) · USPC 244/90R (32) · DE 77h.5 (22) · USPC 244/72 (20) · USPC 244/78.1 (17) · DE 77h.10 (16) · DE 77 (15) · USPC 244/82 (13) · USPC 244/87 (13) · FR 6.3 (9) · USPC 244/225 (9) · USPC 244/231 (9) · USPC 244/234 (9) · USPC 244/237 (8) · USPC 244/88 (8)
CPCs: (Click arrow to add another value)
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