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Patents > National tech categories : DE 77h.6 or USPC 244/50

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Office:
Inventors:
None (12) · Christian Lorenzen (7) · Jakob Haw (7) · Hellmuth Hirth (4) · Joseph Hofmann (2) · Paul Frederik Degn (2) · John Washington Wilson (2) · Lucien Chauvière (2)
Inventor country:
Applicant person:
None (31) · Jakob Haw (5) · Christian Lorenzen (2) · Paul Frederik Degn (2) · Lucien Chauvière (2) · Joseph Hofmann (2) · John Washington Wilson (2) · Hans Reissner (2) · Hellmuth Hirth (2)
Applicant type:
Applicant is inventor:
Tech fields:
propeller (51) · propulsion (18) · propellers (13) · airplane (12) · frame (10) · None (9) · navigation (9) · marine (8) · wheels (7) · subsystem (6) · takeoff (5) · helicopter (5) · car (4) · stability (4) · rudder (4) · LTA (4) · design (4) · metal (4)
Full specification filed date:
Application number:
None (48)
Granted:
Related to aircraft:
Assigned to:
National tech categories: (Click arrow to add another value)
IPCs:
None (41) · IPC B64C11/16 (8) · IPC B64C11/20 (4) · IPC B64C11/34 (4) · IPC B64C27/04 (3) · IPC B64C11/00 (3) · IPC B64C25/00 (2) · IPC B64C11/32 (2) · IPC B64C11/06 (2) · IPC B64C25/50 (2) · IPC B64C11/24 (2)
CPCs:
None (16) · CPC B64C11/20 (6) · CPC B64C11/04 (5) · CPC B64C11/006 (5) · CPC B64C11/00 (4) · CPC B64C2700/6295 (4) · CPC B64C25/50 (3) · CPC B64C2700/6281 (3) · CPC B64C11/24 (3) · CPC B64C27/20 (3) · CPC B64C11/205 (2) · CPC B64C11/34 (2) · CPC B21D53/78 (2) · CPC B64B1/00 (2) · CPC B64C23/005 (2) · CPC B64C11/16 (2) · CPC B64C11/22 (2)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

Showing below up to 92 results in range #1 to #92.

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