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Patents > National tech categories : DE 77h.6 or USPC 244/93

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Office:
Inventors:
None (19) · Jakob Haw (7) · Christian Lorenzen (6) · Hellmuth Hirth (4) · Paul Frederik Degn (2) · Lucien Chauvière (2) · Joseph Hofmann (2) · Anthony Rudolph Silverston (2) · Ira Allen (2)
Inventor country:
Applicant person:
None (38) · Jakob Haw (5) · Hans Reissner (2) · Paul Frederik Degn (2) · Joseph Hofmann (2) · Anthony Rudolph Silverston (2) · Ira Allen (2) · Christian Lorenzen (2) · Lucien Chauvière (2) · Hellmuth Hirth (2)
Applicant is inventor:
Tech fields:
propeller (59) · propulsion (25) · stability (18) · None (14) · Airplane (14) · navigation (11) · LTA (10) · frame (10) · Propellers (10) · car (7) · subsystem (5) · helicopter (5) · automatic stability (4) · rudder (4) · metal (4)
Full specification filed date:
Application number:
None (57)
Granted:
Related to aircraft:
National tech categories: (Click arrow to add another value)
IPCs:
None (55) · IPC B64C11/16 (9) · IPC B64C11/34 (6) · IPC B64C11/00 (4) · IPC B64C11/20 (4) · IPC B64C11/04 (4) · IPC B64C11/36 (3) · IPC B64C17/00 (3) · IPC B64C11/06 (3) · IPC B64C27/04 (3) · IPC B64C11/32 (2) · IPC B64C11/24 (2)
CPCs:
CPC B64C17/00 (19) · None (16) · CPC B64C11/04 (7) · CPC B64C11/20 (6) · CPC B64C11/00 (5) · CPC B64C11/006 (5) · CPC B64C11/36 (4) · CPC B64C27/20 (3) · CPC B64C9/00 (3) · CPC B64C2700/6281 (3) · CPC B64C11/16 (3) · CPC B64C11/24 (3) · CPC B64B1/00 (3)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

Showing below up to 118 results in range #1 to #118.

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