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Patents > Year granted: 1919 & Inventor country: FR & Grant date: 1910 - 1919

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Year granted:
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Inventors:
None (28) · Émile Letord (16) · Louis Blériot (4) · Jules Védrines (3) · Louis Janoir (3) · Henri-Joseph-Léon-Marie de la Chevardière de la Grandville (3) · Louis-Léon Astoux (3)
Inventor country: (Click arrow to add another value)
Applicant person:
None (16) · Émile Letord (16) · DES MOTEURS SALMSON SYST CANTON UNNE (8) · Louis Blériot (4) · Jules Védrines (3) · Henri-Joseph-Léon-Marie de la Chevardière de la Grandville (3) · Louis-Léon Astoux (3)
Applicant type:
Applicant is inventor:
Tech fields:
None (58) · Airplane (38) · design (20) · construction (18) · propellers (16) · motors (13) · control (12) · frame (11) · stability (10) · fuselage (9) · propulsion (7) · subsystem (7) · structure (6) · military (6) · instrument (5) · aerodynamics (5) · wings (5) · rudder (5)
Filing date:
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Application number:
None (19) · 1732817 (3) · 496388D (2) · 494571D (2)
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Related to aircraft:
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IPCs:
None (47) · IPC B64C3/00 (12) · IPC B64C1/00 (7) · IPC B64C17/00 (7) · IPC B64C39/00 (6) · IPC B64D33/10 (5) · IPC B64C35/00 (5) · IPC B64C3/18 (5) · IPC B64C11/00 (4) · IPC B64C23/00 (4) · IPC B64C33/02 (4) · IPC B64C13/00 (4) · IPC B64C3/38 (3) · IPC B64C13/24 (3)
CPCs:
CPC B64C3/00 (17) · CPC B64C2700/6235 (11) · CPC B64C39/00 (9) · CPC B64C2700/6295 (8) · CPC B64C17/00 (7) · CPC B64C35/00 (7) · CPC B64C23/005 (6) · CPC B64C2700/6274 (6) · CPC B64C13/00 (6) · CPC B64C33/02 (5) · CPC B64D33/10 (5) · CPC B64C2700/6256 (5) · CPC B64C2001/0063 (4) · CPC B64C11/00 (4)
First filing:
Citations from after 1930:
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