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Patents > Year granted: 1920 - 1929 & Tech fields : construction or propeller

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Year granted:
Office:
Inventors:
None (26) · Christian Lorenzen (5) · Jakob Haw (4) · Pierre-Jean-René Postel-Vinay (4) · Robert Kemp (3) · Gabriel Voisin (3) · Louis Blériot (3) · John Arthur Weis (3) · Gustave Delage (2) · Reinhard Mannesmann (2) · Edward Eugene Brown (2) · Pierre Levasseur (2) · Rene Cecil Motte (2) · Louis Renault (2) · Gianni Caproni (2) · Arthur R. Lyons (2) · Glenn Hammond Curtiss (2)
Inventor country:
Applicant person:
None (47) · Pierre-Jean-René Postel-Vinay (4) · Louis Blériot (3) · Gabriel Voisin (3) · John Arthur Weis (3) · Louis Renault (2) · Arthur R. Lyons (2) · Christian Lorenzen (2) · Glenn Hammond Curtiss (2) · Rene Cecil Motte (2) · Edward Eugene Brown (2) · Gianni Caproni (2) · Pierre Levasseur (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (42)
Granted:
Publication date:
Supplementary to patent:
None (77) · Patent DE-1917-305040 (3) · Patent DE-1917-323641 (2) · Patent DE-1916-332540 (2) · Patent FR-1916-502839 (2)
Related to aircraft:
IPCs:
None (34) · IPC B64C3/00 (9) · IPC B64C3/18 (5) · IPC B64C11/20 (5) · IPC B64C11/04 (5) · IPC B64C11/00 (5) · IPC B64C1/06 (5) · IPC B64C35/00 (4) · IPC B64C1/00 (3) · IPC B64C3/56 (3) · IPC B64C11/16 (3) · IPC B64C23/00 (3) · IPC B64C3/26 (2) · IPC B64D27/00 (2) · IPC B64C 11/00 (2) · IPC B64C9/02 (2) · IPC B64C11/24 (2) · IPC B63H1/12 (2) · IPC B64C11/34 (2)
CPCs:
None (31) · CPC B64C3/00 (9) · CPC B64C11/04 (8) · CPC B64C2001/0063 (6) · CPC B64C11/00 (4) · CPC B64C35/00 (4) · CPC B64C2700/6235 (4) · CPC B64C2001/0081 (4) · CPC B64C3/56 (3) · CPC B64C3/18 (3) · CPC B64C23/005 (3) · CPC B64C11/205 (3) · CPC B64C11/20 (3) · CPC B64C2700/6233 (3) · CPC B64C1/06 (3) · CPC B64C1/065 (3)
First filing:
Citations from after 1930:
Number of diagram pages:

Showing below up to 121 results in range #1 to #121.

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