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Patents > Grant date: 1920 - 1929 & National tech categories: FR 6.4 & Number of figures: 4-20

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Year granted:
Office:
Inventors:
None (11) · Maurice-Achille Lécuyer (3) · Adolphe Clément-Bayard (2) · Robert-Jules-Marie-Antoine Desmons (2) · Antoine Cazanave (2) · Bert Hinkler (2) · Charles-Édouard-Pierre Gourdou (2) · Jean-Adolphe Leseurre (2)
Inventor country:
Applicant person:
None (10) · Maurice-Achille Lécuyer (3) · Antoine Cazanave (2) · Jean-Adolphe Leseurre (2) · Bert Hinkler (2) · Charles-Édouard-Pierre Gourdou (2) · Robert-Jules-Marie-Antoine Desmons (2) · Adolphe Clément-Bayard (2)
Applicant is inventor:
Tech fields:
airplane (23) · design (17) · propellers (11) · frame (10) · construction (10) · wings (7) · aerodynamics (7) · chassis (7) · None (7) · Control (6) · propulsion (6) · ascension (5) · stability (5) · lift (4) · heavier-than-air (4) · motors (4) · Steering (4)
Full specification filed date:
Application number:
None (18)
Grant date:
Granted:
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IPCs:
IPC B64C23/00 (6) · IPC B64C25/00 (5) · IPC B64C3/00 (4) · IPC B64C17/00 (3) · IPC B64C13/12 (3) · IPC B64C11/00 (3) · IPC B64C3/56 (2) · IPC B64C3/54 (2) · IPC B64C3/18 (2) · IPC B64D27/00 (2) · None (2) · IPC B64C11/06 (2) · IPC B64C13/00 (2) · IPC B64C1/06 (2) · IPC B64C1/00 (2) · IPC B64B1/40 (2)
CPCs:
CPC B64C23/005 (6) · CPC B64C3/00 (4) · CPC B64C2700/6274 (4) · CPC B64C2700/6233 (4) · CPC B64C17/00 (4) · CPC B64C25/64 (3) · CPC B64C13/12 (3) · CPC B64C11/00 (3) · CPC B64C25/06 (2) · CPC B64C13/0421 (2) · CPC B64C13/00 (2) · CPC B64C25/34 (2) · CPC B64F2700/6226 (2) · CPC B64C31/02 (2) · CPC B64C3/56 (2) · CPC B64B1/40 (2) · CPC B64C3/54 (2) · CPC B64D27/00 (2)
First filing:
Cites these patents:
Citations from after 1930:
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