Drilldown: Patents

Jump to navigation Jump to search
Patents > Grant date: 1921 & National tech categories : USPC 244/30 or None

Use the filters below to narrow your results.

Year granted:
Office:
Inventors:
None (25) · Jules CESARIO (3) · Glenn Hammond Curtiss (3) · Charles B. Kirkham (2) · Ralph Hazlett Upson (2) · Pierre-Jean-René Postel-Vinay (2) · John C PACKARD (2) · James Vernon Martin (2) · Henry Kleckler (2) · William Starling Burgess (2) · Arthur L. Thurston (2) · Albert John Fortescue (2)
Inventor country:
Applicant person:
None (15) · Rudolf Wagner (3) · JULES CESARIO (3) · Charles B. Kirkham (2) · Pierre-Jean-René Postel-Vinay (2) · James Vernon Martin (2) · Henry Kleckler (2) · Hans Reissner (2) · GOODYEAR TIRE RUBBER (2) · Chessborough Mackenzie-Kennedy (2) · HEWLETT PACKARD (2) · Albert John Fortescue (2)
Applicant is inventor:
Tech fields:
Full specification filed date:
Application number:
None (17)
Granted:
Related to aircraft:
National tech categories: (Click arrow to add another value)
CPCs:
CPC B64C3/00 (11) · CPC B64C2700/6295 (7) · CPC B64C39/00 (6) · CPC B64C35/00 (6) · CPC B64C17/00 (6) · CPC B64C2700/6235 (5) · CPC B64C33/02 (4) · CPC B64C2700/6233 (4) · CPC B64C11/36 (4) · CPC B64C1/26 (3) · CPC B64C3/50 (3) · CPC B64C23/005 (3) · CPC B64C2001/0063 (3) · None (3) · CPC B64C1/12 (3) · CPC B64B1/40 (3) · CPC B64B1/00 (3)
First filing:
Citations from after 1930:
Number of diagram pages:

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

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

P


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