Drilldown: Patents

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Patents > Year granted: 1920 - 1929 & Tech fields : Airplane or Subsystem or propeller or propellers or propulsion & Patent agent : Hippolyte Josse or None

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Office:
Inventors:
None (50) · Ernst Heinkel (11) · Jakob Haw (8) · Christian Lorenzen (5) · Pierre-Jean-René Postel-Vinay (5) · Robert-Jules-Marie-Antoine Desmons (4) · Robert Kemp (4) · Walter George Tarrant‎ (3) · Pierre Levasseur (3) · Vilmos Zurowec (3) · John P. Tarbox (3)
Inventor country:
Applicant person:
None (76) · Ernst Heinkel (11) · Jakob Haw (6) · Pierre-Jean-René Postel-Vinay (5) · Robert-Jules-Marie-Antoine Desmons (4) · Pierre Levasseur (3) · Walter George Tarrant‎ (3) · Vilmos Zurowec (3) · Louis Renault (2) · Maurice-Achille Lécuyer (2) · Oszkár Asbóth (2) · Claudius Dornier (2) · Christian Lorenzen (2) · François-Victor Denhaut (2) · Floris Albert van Heyst (2) · Arthur R. Lyons (2) · John Edward Thompson (2) · Hans Josef Goebbel (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (92)
Granted:
Publication date:
Supplementary to patent:
None (115) · Patent DE-1917-305040 (3) · Patent DE-1917-323641 (2) · Patent DE-1921-384750 (2)
Related to aircraft:
Patent agent: (Click arrow to add another value)
IPCs:
None (80) · IPC B64C3/00 (13) · IPC B64C11/20 (8) · IPC B64C11/00 (6) · IPC B64C3/18 (4) · IPC B64C23/00 (4) · IPC B64C1/00 (3) · IPC B64C1/26 (3) · IPC B64C17/00 (3) · IPC B64D7/02 (3) · IPC B64C3/56 (3) · IPC B64C9/02 (3)
CPCs:
None (67) · CPC B64C3/00 (15) · CPC B64C11/20 (7) · CPC B64C13/00 (5) · CPC B64C11/04 (5) · CPC B64C17/00 (5) · CPC B64C11/00 (4) · CPC B64C2700/6235 (4) · CPC B64C23/005 (4) · CPC B64D7/02 (4) · CPC B64D27/04 (3) · CPC B64C39/00 (3) · CPC B64C3/56 (3) · CPC B64B1/64 (3) · CPC B64C9/02 (3) · CPC B64C2700/6256 (3) · CPC B64C1/06 (3)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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