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Patents > Year granted: 1910 - 1919 & IPCs: IPC B64C11/00 & Number of text pages: 2

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Office:
Inventors:
Édouard-Jean Bigourdan (4) · None (2) · Joseph Clarkson (2) · Hermann Ruthenberg (2) · Louis Vinay (2) · Charles Espinosa (2) · Dario Galvão (2) · Philippe-Marius-Vincent Brès (2)
Inventor country:
Applicant person:
Édouard-Jean Bigourdan (4) · None (3) · Joseph Clarkson (2) · Hermann Ruthenberg (2) · Louis Vinay (2) · Charles Espinosa (2) · Dario Galvão (2) · Philippe-Marius-Vincent Brès (2)
Applicant is inventor:
Tech fields:
Propulsion (27) · Propellers (26) · design (12) · Airplane (9) · sustentation (7) · aerial propeller (5) · Subsystem (5) · helicopter (5) · None (4) · marine (4) · LTA (4) · HTA (4) · wings (4) · Airship (4) · aerodynamics (4) · cables (3) · aerial propellers (3) · Lift (3)
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None (3)
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