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Patents > IPCs: IPC B64C27/04

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Office:
Inventors:
Édouard-Jean Bigourdan (5) · Alexis Beurrier (5) · Désiré Sival (3) · Louis Lacoin (3) · Edmond-Louis Douhéret (3) · None (3) · Jesse James Dillon (2) · Charles Wolf (2) · Edwin Richard Mumford (2) · Paul Cornu (2) · Émile Dupont (2) · Jules Cornu (2) · Jules Collomb (2)
Inventor country:
Applicant person:
Alexis Beurrier (5) · None (3) · Édouard-Jean Bigourdan (3) · Louis Lacoin (3) · Désiré Sival (3) · Edmond-Louis Douhéret (3) · Jesse James Dillon (2) · Jules Collomb (2) · Edwin Richard Mumford (2) · Jules Cornu (2) · Émile Dupont (2) · Charles Wolf (2)
Applicant is inventor:
Tech fields:
helicopter (46) · propulsion (22) · Propellers (19) · airplane (18) · None (16) · hybrid (16) · ascension (14) · design (11) · lift (8) · heavier-than-air (7) · frame (6) · wings (5) · Construction (5) · sustentation (5) · propeller (5) · wheels (4) · control (4) · descent (4) · stability (4) · HTA (4)
Full specification filed date:
Application number:
None (4)
Granted:
Related to aircraft:
Patent agent:
None (24) · None (8) · Armengaud jeune (5) · J. S. Withers & Spooner (3) · Lavoix et Mosès (3) · Marks & Clerk (3) · J. Germain (3) · Browne & Co. (3) · Y. Rabilloud et fils (3) · C. Blétry (2) · G. de Mestral et F. Harlé (2) · Schwab (2) · J. Fayollet (2) · Brandon freres (2) · G. Petiau (2) · G. F. Redfern & Co. (2)
IPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of diagram pages:

Showing below up to 103 results in range #1 to #103.

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