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Patents > Supplementary to patent: None & CPCs : CPC B64C17/00 or CPC B64C35/00 & First filing: Yes

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Tech fields:
None (259) · stability (231) · airplane (135) · automatic stability (93) · design (44) · control (41) · Frame (35) · aerodynamics (26) · equilibrium (26) · wings (25) · hydroaeroplane (22) · construction (20) · hydroplane (18) · pendulum (17) · balance (16) · subsystem (16) · marine (16) · rudder (13)
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Patent agent:
None (274) · None (27) · Armengaud jeune (15) · Victor J. Evans (11) · Munn & Co. (10) · E. Blétry (9) · J. Bonnet-Thirion (8) · Boult, Wade & Tennant (8) · Charles Dony (7) · Lavoix et Mosès (6) · John P. Tarbox (6) · J. Bonnet-Thirion et Breton (6) · Hippolyte Josse (6) · Brewer & Son (5) · L. Chassevent (5)
National tech categories:
None (266) · FR 6.4 (208) · USPC 244/80 (56) · USPC 244/93 (17) · USPC 244/177 (12) · USPC 244/92 (8) · DE 77h.5 (7) · USPC 244/90R (7) · USPC 244/101 (6) · USPC 244/105 (3) · USPC 244/139 (3) · USPC 244/89 (3) · USPC 244/87 (3) · FR 6.3 (2) · USPC 244/100R (2) · USPC 244/233 (2) · USPC 244/91 (2) · USPC 244/234 (2) · USPC 244/113 (2)
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