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Patents > CPCs : CPC B64C3/385 or CPC B64C39/00

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None (446) · airplane (225) · design (120) · frame (103) · Stability (84) · wings (71) · construction (62) · aerodynamics (52) · Lift (47) · propulsion (47) · Propellers (45) · control (42) · navigation (38) · Whole (30) · fuselage (28) · Sustentation (26) · aeroplane (26) · Rudder (25) · monoplane (24)
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None (673) · Patent FR-1908-392672 (4) · Patent FR-1912-449167 (3) · Patent FR-1916-502839 (3) · Patent US-1912-1062545 (3)
Related to aircraft:
Patent agent:
None (475) · Armengaud jeune (26) · None (21) · Marks & Clerk (13) · J. Bonnet-Thirion (12) · L. Chassevent (9) · E. Blétry (9) · Weismann et Marx (8) · Y. Rabilloud et fils (8) · Schwab (7) · J. Germain (7) · Charles Dony (7) · Haseltine, Lake & Co. (6) · G. de Mestral et F. Harle (6) · Chassevent (6) · Brandon frères (5) · J. S. Withers & Spooner (5) · G. Petiau (5) · Charles Assi (5) · Lavoix et Mosès (5)
National tech categories:
None (453) · FR 6.4 (275) · USPC 244/48 (26) · DE 77h.5 (10) · USPC 244/99.11 (10) · USPC 244/90R (7) · USPC 244/38 (7) · USPC 244/119 (6) · USPC 244/13 (5) · FR 6.3 (5) · USPC 244/113 (3) · USPC 244/47 (3) · USPC 244/65 (3) · USPC 244/234 (3) · USPC 244/88 (3) · USPC 244/91 (3)
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