Drilldown: Patents

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Patents > Grant date: 1920 - 1929 & Number of claims: 2-4 & Number of figures: 3-5

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Office:
Inventors:
None (22) · Ernst Heinkel (6) · Jakob Haw (4) · John Edward Thompson (3) · Jacob Knappich (2) · Raimund Nimfuehr (2) · Oscar Gerhardt (2) · Joseph Vanorio (2) · Pierre-Jean-René Postel-Vinay (2) · Anton Flettner (2)
Inventor country:
Applicant person:
None (25) · Ernst Heinkel (6) · John Edward Thompson (3) · Jakob Haw (3) · Anton Flettner (2) · Oscar Gerhardt (2) · Raimund Nimfuehr (2) · Pierre-Jean-René Postel-Vinay (2) · John William Rapp (2) · Jacob Knappich (2)
Applicant is inventor:
Tech fields:
airplane (33) · frame (18) · design (15) · wings (12) · None (11) · propellers (11) · propulsion (9) · construction (8) · subsystem (7) · propeller (7) · Control (7) · aerodynamics (6) · lift (6) · military (5) · marine (5) · Instrument (5) · LTA (5) · metal (4) · chassis (4)
Full specification filed date:
Application number:
None (32)
Grant date:
Granted:
Publication date:
Related to aircraft:
IPCs:
None (24) · IPC B64C3/00 (7) · IPC B64C11/04 (4) · IPC B64C25/00 (4) · IPC B64C23/00 (4) · IPC B64C11/20 (4) · IPC B64C39/00 (4) · IPC B64C3/18 (3) · IPC B64C25/62 (3) · IPC B64C13/00 (3) · IPC B64C35/00 (3) · IPC B64C1/00 (3)
CPCs:
None (17) · CPC B64C3/00 (6) · CPC B64C25/62 (5) · CPC B64C11/04 (5) · CPC B64F2700/6226 (4) · CPC B64C23/005 (4) · CPC B64C35/00 (4) · CPC B64C25/06 (3) · CPC B64C2700/6295 (3) · CPC B64C13/12 (3) · CPC B64C13/00 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of claims:
Number of diagram pages:
Number of figures:

Showing below up to 102 results in range #1 to #102.

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