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Patents > CPCs : CPC B64C2700/6218 or CPC B64C3/385 or CPC F01D5/06

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Tech fields:
None (243) · airplane (202) · stability (188) · automatic stability (79) · design (60) · control (53) · frame (52) · aerodynamics (45) · Wings (44) · equilibrium (28) · construction (27) · lift (26) · navigation (25) · rudder (22) · subsystem (21) · airfoil (19) · sustentation (17) · Landing (16) · propellers (16) · wheels (15)
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Supplementary to patent:
None (436) · Patent FR-1908-392672 (3) · Patent FR-1912-449167 (3) · Patent BE-1912-08-13-Panian (3) · Patent US-1912-1062545 (3) · Patent DE-1911-11-16 Otto Albin Budig (3) · Patent BE-1912-02-07-Gramaticesco (3)
Related to aircraft:
Patent agent:
None (231) · None (23) · Armengaud jeune (19) · E. Blétry (10) · J. Bonnet-Thirion (8) · Marks & Clerk (7) · Munn & Co. (7) · Charles Dony (6) · Schwab (6) · J. S. Withers & Spooner (6) · Emile Bert (5) · J. Fayollet (5) · Haseltine, Lake & Co. (5) · Dom. Casalonga (5) · Brandon frères (5)
National tech categories:
None (258) · FR 6.4 (215) · USPC 244/48 (26) · DE 77h.5 (14) · USPC 416/194 (11) · USPC 244/99.11 (9) · USPC 244/38 (7) · USPC 244/90R (6) · USPC 244/119 (5) · USPC 244/47 (3) · USPC 244/234 (3) · USPC 244/88 (3) · USPC 244/65 (3)
CPCs: (Click arrow to add another value)
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