Drilldown: Patents

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Patents > IPCs: IPC B64C27/04 & CPCs: CPC B64C2700/6281

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Office:
Inventors:
Edmond-Louis Douhéret (3) · Désiré Sival (3) · Jesse James Dillon (2) · Édouard-Jean Bigourdan (2) · Edwin Richard Mumford (2) · Charles Wolf (2) · None (2) · Alexis Beurrier (2)
Inventor country:
Applicant person:
Edmond-Louis Douhéret (3) · Désiré Sival (3) · Édouard-Jean Bigourdan (2) · Alexis Beurrier (2) · Edwin Richard Mumford (2) · Jesse James Dillon (2) · Charles Wolf (2)
Applicant type:
Applicant is inventor:
Tech fields:
helicopter (36) · propulsion (17) · propellers (14) · None (13) · Airplane (12) · hybrid (11) · Design (11) · ascension (9) · lift (6) · construction (5) · frame (5) · heavier-than-air (4) · wheels (4) · sustentation (4) · stability (4) · HTA (4) · Wings (4) · control (4) · gyroscope (3) · helicoplane (3)
Full specification filed date:
Application number:
Granted:
Related to aircraft:
Patent agent:
None (17) · None (7) · Armengaud jeune (4) · J. S. Withers & Spooner (3) · Browne & Co. (3) · J. Germain (3) · Y. Rabilloud et fils (2) · Brandon freres (2) · C. Blétry (2) · G. Petiau (2) · G. F. Redfern & Co. (2) · Marks & Clerk (2) · G. de Mestral et F. Harlé (2) · Lavoix et Mosès (2)
IPCs: (Click arrow to add another value)
CPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
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