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Patents > Supplementary to patent : Patent FR-1907-373818 or None & IPCs: IPC B64C27/04

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Office:
Inventors:
None (3) · Paul Cornu (3) · Jules Cornu (3) · Félix Monin (2) · Désiré Sival (2) · Édouard-Jean Bigourdan (2) · Alexis Beurrier (2)
Inventor country:
Applicant person:
Jules Cornu (3) · None (2) · Alexis Beurrier (2) · Félix Monin (2) · Paul Cornu (2) · Désiré Sival (2)
Applicant is inventor:
Tech fields:
helicopter (35) · None (13) · propulsion (12) · propellers (11) · hybrid (10) · Airplane (9) · ascension (8) · HTA (4) · heavier-than-air (4) · lift (4) · wheels (4) · design (4) · stability (3) · propeller (3) · Steering (3) · landing (3)
Full specification filed date:
Application number:
None (2)
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Supplementary to patent: (Click arrow to add another value)
Related to aircraft:
IPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
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Showing below up to 76 results in range #1 to #76.

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