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Patents > IPCs : IPC B64C11/36 or IPC B64C17/00 or IPC B64C31/06

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None (547) · Seine (16) · Paris (8) · Loire (7) · Yorkshire (5) · Berlin (5) · England (5) · Nièvre (4) · Los Angeles (4) · La Ricamarie (3) · Nord (3) · New York City (3) · Meurthe-et-Moselle (3)
Applicant is inventor:
Tech fields:
stability (388) · airplane (298) · automatic stability (175) · design (90) · control (90) · aerodynamics (65) · frame (63) · None (62) · kite (61) · equilibrium (53) · wings (45) · subsystem (42) · Construction (31) · pendulum (30) · propellers (30) · rudder (28) · lift (24) · balance (20) · steering (20) · propeller (16)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (421) · Patent FR-1908-396249 (5) · Patent DE-1911-11-16 Otto Albin Budig (3) · Patent GB-1909-8531 (3) · Patent NO-1915-12-15 Carl Alfred Johansson (3) · Patent IT-1910-10-17 Carlo Navaro (3) · Patent FR-1910-415470 (3) · Patent FR-1912-442419 (3)
Related to aircraft:
Patent agent:
None (117) · None (54) · Armengaud jeune (28) · Marks & Clerk (15) · E. Blétry (14) · J. Bonnet-Thirion (13) · J. Germain (11) · Charles Dony (11) · Brandon frères (10) · Matray frères et Cie (10) · Lavoix et Mosès (10) · Weismann et Marx (9) · Schwab (9) · P. Follin (9) · L. Chassevent (8) · Abel & Imray (8) · Paul Coulomb (8) · Haseltine, Lake & Co. (7) · Herbert Haddan & Co. (7)
National tech categories:
FR 6.4 (385) · None (182) · USPC 244/153R (22) · DE 77h.5 (13) · FR 20.1 (12) · USPC 244/80 (11) · FR 6.3 (6) · USPC 244/155R (6) · DE 77 (4) · USPC 244/93 (3) · DE 77h.6 (3) · USPC 244/177 (2) · DE 77h (2) · FR 6.2 (2)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C17/00 (551) · CPC B64C2700/6218 (198) · CPC B64C2700/6212 (110) · CPC B64C2700/6214 (69) · CPC A63H27/08 (65) · CPC B64C2700/6219 (39) · CPC B64C11/36 (32) · CPC B64C2700/6215 (16) · CPC A63H27/087 (8) · CPC B64C2700/6211 (6) · CPC B64C1/00 (5) · CPC B64C3/48 (3) · CPC B64C31/06 (2) · CPC H03B7/10 (2) · CPC B64C23/005 (2) · CPC B64C3/38 (2)
First filing:
Citations from after 1930:
Number of diagram pages:

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