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Patents > CPCs : CPC B63B2221/06 or CPC B64C11/006 or CPC B64C2700/6218

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Inventor location:
None (598) · Seine (7) · Paris (5) · Illinois (4) · New Jersey (3) · Missouri (2) · New York (2) · Nièvre (2) · Parkmount, Banbridge (2) · Manhattan (2) · Philadelphia (2) · England (2) · County Down (2) · Pennsylvania (2) · Manche (2) · Beslon par Villedieu (2) · Banbridge (2) · Calvados (2) · Basse-Pyrénées (2) · South Dakota (2)
Applicant is inventor:
Tech fields:
None (245) · stability (157) · Airplane (125) · propulsion (93) · automatic stability (70) · Propellers (53) · design (49) · propeller (42) · Aerodynamics (39) · control (35) · marine (30) · wings (30) · subsystem (26) · paddle-wheel (24) · equilibrium (22) · Frame (20) · lift (19) · sustentation (19) · construction (19)
Full specification filed date:
Application number:
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Supplementary to patent:
None (519) · Patent DE-1911-11-16 Otto Albin Budig (3) · Patent FR-1912-450608 (2) · Patent DE-1910-04-04 August Wendtland (2) · Patent FR-1914-475066 (2) · Patent HU-1913-Pédery-Varsányi-Zoltán (2) · Patent IT-1909-09-10-Romagnoli (2) · Patent GB-1909-8531 (2) · Patent NZ-1909-25865 (2) · Patent BE-1912-08-13-Panian (2) · Patent BE-1912-03-16-Toussaint-Lepere (2) · Patent FR-1909-408872 (2) · Patent FR-1909-410848 (2) · Patent AU-1909-16369 (2) · Patent US-1913-1203221 (2) · Patent DE-1912-267069 (2) · Patent FR-1910-423998 (2) · Patent GB-1911-12232 (2)
Related to aircraft:
Patent agent:
None (314) · None (26) · Armengaud jeune (20) · J. Bonnet-Thirion (9) · E. Blétry (9) · Boult, Wade & Tennant (7) · Marks & Clerk (7) · Schwab (6) · Munn & Co. (6) · Paul Coulomb (5) · P. Follin (5) · J. Fayollet (5) · Brandon frères (5) · Y. Rabilloud et fils (5) · Abel & Imray (5)
National tech categories:
None (382) · FR 6.4 (195) · FR 6.2 (14) · USPC 416/113 (12) · USPC 416/108 (10) · USPC 416/116 (8) · DE 77h.6 (5) · USPC 244/71 (5) · FR 6.3 (4) · DE 77h.5 (4) · FR 5.8 (3) · DE 77h.8 (2) · USPC 416/109 (2)
CPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
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