Drilldown: Patents

Jump to navigation Jump to search
Patents > National tech categories : DE 77h.6 or USPC 244/73R & Cites these patents: None

Use the filters below to narrow your results.

Office:
Inventors:
None (15) · Christian Lorenzen (7) · Jakob Haw (7) · Hellmuth Hirth (4) · Paul Frederik Degn (2) · Joseph Hofmann (2) · Christopher John Lake (2) · Lucien Chauvière (2)
Inventor country:
Applicant person:
None (36) · Jakob Haw (5) · Christopher John Lake (2) · Hans Reissner (2) · Hellmuth Hirth (2) · Joseph Hofmann (2) · Christian Lorenzen (2) · Lucien Chauvière (2) · Paul Frederik Degn (2)
Applicant is inventor:
Tech fields:
propeller (60) · Propulsion (36) · LTA (19) · None (13) · propellers (10) · airplane (8) · navigation (7) · helicopter (6) · subsystem (6) · frame (5) · balloon (4) · safety (4) · hybrid (4) · metal (4) · marine (4) · rudder (3) · car (3) · stability (3) · airship (3)
Full specification filed date:
Application number:
None (63)
Granted:
Publication date:
Related to aircraft:
National tech categories: (Click arrow to add another value)
CPCs:
CPC B64C11/001 (24) · None (19) · CPC B64C11/20 (6) · CPC B64C11/04 (6) · CPC B64C11/006 (5) · CPC B64B1/00 (5) · CPC B64C11/00 (4) · CPC B64C2700/6281 (3) · CPC B64C11/24 (3) · CPC B64C11/16 (3) · CPC B64C27/20 (3) · CPC B64C11/22 (2) · CPC B64C11/205 (2) · CPC B21D53/78 (2) · CPC B64C11/34 (2) · CPC B64C11/065 (2)
First filing:
Cites these patents: (Click arrow to add another value)
Citations from after 1930:
Number of text pages:
Number of diagram pages:

Showing below up to 109 results in range #1 to #109.

View (previous 250 | next 250) (20 | 50 | 100 | 250 | 500)

P


View (previous 250 | next 250) (20 | 50 | 100 | 250 | 500)