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Patents > IPCs : IPC B64C17/00 or IPC B64C27/04 or IPC H02K21/42 & Cites these patents: None

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Tech fields:
stability (357) · airplane (301) · automatic stability (165) · design (93) · control (84) · None (78) · aerodynamics (67) · equilibrium (53) · wings (52) · frame (51) · helicopter (51) · subsystem (43) · propellers (35) · pendulum (33) · Construction (33) · lift (31) · rudder (28) · propulsion (27) · hybrid (23) · steering (22)
Full specification filed date:
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Supplementary to patent:
None (389) · Patent FR-1908-396249 (5) · Patent FR-1906-366080 (4) · Patent FR-1912-442419 (3) · Patent NO-1915-12-15 Carl Alfred Johansson (3) · Patent FR-1910-415470 (3) · Patent IT-1910-10-17 Carlo Navaro (3) · Patent GB-1909-8531 (3)
Related to aircraft:
Patent agent:
None (122) · None (40) · Armengaud jeune (34) · Marks & Clerk (16) · E. Blétry (15) · J. Germain (14) · J. Bonnet-Thirion (12) · Lavoix et Moses (11) · Charles Dony (11) · Matray freres et Cie (11) · Schwab (9) · Hippolyte Josse (8) · Abel & Imray (8) · Haseltine, Lake & Co. (8) · Brandon frères (8) · J. Fayollet (8) · P. Follin (8) · Herbert Haddan & Co. (7) · L. Chassevent (7)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C17/00 (519) · CPC B64C2700/6218 (180) · CPC B64C2700/6212 (116) · CPC B64C2700/6281 (81) · CPC B64C2700/6214 (67) · CPC B64C27/04 (61) · CPC B64C2700/6219 (35) · CPC B64C27/12 (20) · CPC B64C2700/6215 (16) · CPC B64C27/20 (10) · CPC B64C27/52 (6) · CPC B64C2700/6211 (5) · CPC B64C29/0025 (4) · CPC B64C11/04 (4) · CPC B64C1/00 (4) · CPC H02K21/42 (4) · CPC F01L1/04 (4) · CPC B64C3/48 (3) · CPC B64C39/06 (3)
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