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Patents > National tech categories : DE 77h.6 or USPC 416/200R

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Office:
Inventors:
None (12) · Christian Lorenzen (7) · Jakob Haw (7) · Hellmuth Hirth (4) · Joseph Hofmann (2) · Paul Frederik Degn (2) · Lucien Chauvière (2)
Inventor country:
Applicant person:
None (30) · Jakob Haw (5) · Joseph Hofmann (2) · Hellmuth Hirth (2) · Paul Frederik Degn (2) · Christian Lorenzen (2) · Hans Reissner (2) · Lucien Chauvière (2)
Applicant type:
Applicant is inventor:
Tech fields:
propeller (51) · propulsion (17) · propellers (10) · subsystem (6) · Airplane (5) · helicopter (5) · marine (4) · navigation (4) · metal (4) · frame (3) · None (3)
Full specification filed date:
Granted:
Related to aircraft:
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National tech categories: (Click arrow to add another value)
CPCs:
None (16) · CPC B64C11/48 (7) · CPC B64C11/20 (6) · CPC B63H1/12 (6) · CPC B64C11/006 (5) · CPC B64C11/04 (5) · CPC B64C11/00 (4) · CPC B64C2700/6281 (3) · CPC B64C11/24 (3) · CPC B64C27/20 (3) · CPC B64C11/34 (2) · CPC B64C11/22 (2) · CPC B64C11/205 (2) · CPC B64C11/16 (2) · CPC B21D53/78 (2)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of diagram pages:
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Showing below up to 76 results in range #1 to #76.

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