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Patents > IPCs : IPC B64C19/00 or IPC B64C27/04 & Citations from after 1930: None

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Office:
Inventors:
Édouard-Jean Bigourdan (4) · Alexis Beurrier (4) · Désiré Sival (3) · None (3) · Edwin Richard Mumford (2) · Alfred John Macy (2) · Louis Lacoin (2) · Félix Monin (2) · Edmond-Louis Douhéret (2) · Jules Cornu (2) · Paul Cornu (2) · Charles Wolf (2) · Émile Dupont (2)
Inventor country:
Applicant person:
None (6) · Alexis Beurrier (4) · Désiré Sival (3) · Jules Cornu (2) · Edwin Richard Mumford (2) · Alfred John Macy (2) · Louis Lacoin (2) · Édouard-Jean Bigourdan (2) · Félix Monin (2) · Edmond-Louis Douhéret (2) · Paul Cornu (2) · Charles Wolf (2) · Émile Dupont (2)
Applicant is inventor:
Tech fields:
helicopter (34) · airplane (28) · propulsion (21) · propellers (18) · hybrid (15) · design (13) · ascension (11) · stability (9) · frame (9) · lift (8) · None (7) · propeller (7) · heavier-than-air (7) · whole (6) · wings (6) · construction (6) · wheels (5) · sustentation (5) · control (5) · navigation (5)
Full specification filed date:
Application number:
None (11)
Granted:
Related to aircraft:
Patent agent:
None (24) · J. Germain (5) · None (4) · Armengaud jeune (4) · Brandon frères (3) · G. de Mestral et F. Harlé (2) · Fritz Isler (2) · Lavoix et Mosès (2) · J. Fayollet (2) · Browne & Co. (2) · Schwab (2)
IPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

Showing below up to 87 results in range #1 to #87.

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