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Patents > IPCs: IPC B64C17/00 & CPCs : CPC B64C17/00 or CPC B64C35/00 & First filing: Yes

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Tech fields:
stability (197) · airplane (114) · automatic stability (89) · None (42) · design (38) · control (38) · Equilibrium (28) · aerodynamics (25) · Wings (21) · pendulum (19) · aeroplane (15) · frame (15) · subsystem (14) · construction (12) · lift (11) · balance (11) · propellers (10) · rudder (10) · fuselage (8) · sustentation (7)
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Supplementary to patent:
None (254) · Patent FR-1914-475066 (2) · Patent FR-1911-443878 (2) · Patent FR-1910-435648 (2)
Related to aircraft:
Patent agent:
None (57) · None (25) · E. Blétry (10) · Armengaud jeune (9) · J. Bonnet-Thirion (8) · Charles Dony (6) · Lavoix et Mosès (5) · Matray frères et Cie (5) · Hippolyte Josse (5) · P. Follin (5) · Haseltine, Lake & Co. (4) · L. Chassevent (4) · Boult, Wade & Tennant (4) · Société A. Frey et de Carsalade (4)
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