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Patents > National tech categories : DE 77h.6 or FR 5.3

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Office:
Inventors:
None (20) · Christian Lorenzen (7) · Jakob Haw (7) · Hellmuth Hirth (4) · Lucien Chauvière (2) · Paul Frederik Degn (2) · François-Henri-Célestin Lacambra (2) · Frédéric-Charles Rossel (2) · Dane Hurlburt (2) · Walter Villa Gilbert (2) · Joseph Hofmann (2)
Inventor country:
Applicant person:
None (38) · Jakob Haw (5) · Christian Lorenzen (2) · Walter Villa Gilbert (2) · Paul Frederik Degn (2) · Lucien Chauvière (2) · Joseph Hofmann (2) · Hellmuth Hirth (2) · Frédéric-Charles Rossel (2) · François-Henri-Célestin Lacambra (2) · Dane Hurlburt (2) · Hans Reissner (2)
Applicant is inventor:
Tech fields:
propeller (51) · None (24) · Propulsion (20) · propellers (12) · subsystem (8) · airplane (7) · metal (6) · frame (5) · helicopter (5) · construction (4) · marine (4)
Full specification filed date:
Application number:
None (67) · 371992D (2)
Granted:
Related to aircraft:
Assigned to:
National tech categories: (Click arrow to add another value)
IPCs:
None (30) · IPC B64C11/16 (10) · IPC B64C3/00 (6) · IPC B64C11/34 (6) · IPC B64C11/00 (4) · IPC B64C11/20 (4) · IPC B64C11/06 (4) · IPC B64C27/04 (3) · IPC B64D35/04 (2) · IPC B64C11/24 (2) · IPC B64C11/04 (2) · IPC F16G11/12 (2) · IPC B64C11/32 (2) · IPC B64C39/00 (2)
CPCs:
None (19) · CPC B64C2700/6235 (6) · CPC B64C3/00 (6) · CPC B64C11/20 (6) · CPC B64C11/04 (6) · CPC B64C11/00 (5) · CPC B64C11/006 (5) · CPC B64C11/16 (4) · CPC B64C11/24 (3) · CPC B64D35/04 (3) · CPC B64C2700/6281 (3) · CPC B64C27/20 (3) · CPC B64C11/22 (2) · CPC B64C11/205 (2) · CPC B64C11/065 (2) · CPC B64C11/34 (2) · CPC B64C11/343 (2) · CPC B64D27/00 (2) · CPC B21D53/78 (2) · CPC F16G11/12 (2)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

Showing below up to 112 results in range #1 to #112.

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