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Patents > Office: FR & Publication date: 1920

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Inventors:
None (13) · Émile Letord (6) · Paul Schmitt (5) · Louis Renault (3) · Gianni Caproni (3) · René-Joseph-Ghislain Straunard (2) · Robert Ingersoll Eustis (2) · Roger Courtois-Suffit (2) · Alfredo Guillermo Leigh (2) · Seth Hart (2) · François-Victor Denhaut (2)
Inventor country:
Applicant person:
None (15) · Émile Letord (6) · Paul Schmitt (5) · Louis Renault (3) · Gianni Caproni (3) · Alfredo Guillermo Leigh (2) · Seth Hart (2) · François-Victor Denhaut (2) · Robert Ingersoll Eustis (2) · René-Joseph-Ghislain Straunard (2) · Roger Courtois-Suffit (2)
Applicant is inventor:
Tech fields:
Airplane (25) · design (16) · Propellers (13) · construction (12) · propulsion (10) · frame (10) · wings (9) · Motors (8) · Control (8) · LTA (7) · aerodynamics (7) · None (7) · stability (6) · Subsystem (6) · balloon (4) · Fuselage (4) · propeller (4)
Full specification filed date:
Application number:
None (31) · 510212D (2) · 510210D (2)
Granted:
Related to aircraft:
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National tech categories:
IPCs:
None (6) · IPC B64C11/00 (4) · IPC B64C39/00 (4) · IPC B64C13/00 (4) · IPC B64D27/00 (4) · IPC B64C13/12 (3) · IPC B64C1/00 (3) · IPC B64B1/40 (3) · IPC B64C3/54 (2) · IPC B64C3/00 (2) · IPC B63H1/12 (2) · IPC B64C35/00 (2) · IPC B64C25/00 (2) · IPC B64C17/00 (2) · IPC B64B1/58 (2) · IPC B64B1/12 (2) · IPC F03D3/06 (2) · IPC B64C3/56 (2)
CPCs:
CPC B64D27/00 (4) · CPC B64C35/00 (4) · CPC B64C13/00 (4) · CPC B64C13/12 (3) · CPC B64C39/00 (3) · CPC B64C17/00 (3) · CPC B64C11/00 (3) · CPC B64B1/40 (3)
First filing:
Cites these patents:
Citations from after 1930:
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