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Patents > IPCs: IPC B64C27/04 & Cites these patents : 1910 or Patent AT-1909-47911 or USPC 244/87 or None & Number of text pages: 2-3

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Inventors:
Edmond-Louis Douhéret (3) · Louis Lacoin (3) · Édouard-Jean Bigourdan (3) · Alexis Beurrier (3) · Désiré Sival (3) · Jules Cornu (2) · Paul Cornu (2) · Jules Collomb (2) · Charles Wolf (2) · Félix Monin (2) · Jesse James Dillon (2)
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Applicant person:
Edmond-Louis Douhéret (3) · Alexis Beurrier (3) · Désiré Sival (3) · Louis Lacoin (3) · Jules Cornu (2) · Jesse James Dillon (2) · Jules Collomb (2) · Félix Monin (2) · Charles Wolf (2)
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Tech fields:
helicopter (28) · propellers (16) · Propulsion (15) · airplane (14) · hybrid (13) · ascension (11) · None (8) · design (7) · Lift (6) · wings (5) · propeller (4) · sustentation (4) · descent (4) · frame (3) · HTA (3) · wheels (3) · parachutes (3) · helicoplane (3) · heavier-than-air (3)
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