Drilldown: Patents

Jump to navigation Jump to search
Patents > Inventor country : AU or US & Citations from after 1930: 3-4

Use the filters below to narrow your results.

Office:
Inventors:
Charles B. Kirkham (2) · Spencer Heath (2) · Francis J. Plym (2) · David M. Mefford (2) · Charles J. Jones (2) · Joseph Vanorio (2)
Inventor country: (Click arrow to add another value)
Applicant person:
Spencer Heath (2) · David M. Mefford (2) · Francis J. Plym (2) · Charles B. Kirkham (2) · Charles J. Jones (2)
Applicant is inventor:
Tech fields:
None (21) · propeller (16) · frame (13) · military (10) · propulsion (8) · LTA (8) · projectile (8) · rudder (8) · helicopter (7) · stability (7) · kite (7) · airplane (7) · airfoil (6) · navigation (6) · windmill (5) · aerial propeller (4) · parachute (4) · construction (4)
Full specification filed date:
Application number:
None (44)
Granted:
Publication date:
Related to aircraft:
Patent agent:
None (15) · Munn & Co. (12) · None (7) · Victor J. Evans (5) · John P. Tarbox (4) · Joshua R. H. Potts (2) · H. C. Evert & Co. (2) · George Thorpe (2) · Fraentzel and Richards (2) · Joseph F. O'Brien (2) · A. O. Behel (2) · W. J. FitzGerald & Co. (2) · C. A. Snow & Co. (2)
National tech categories:
None (48) · USPC 244/153R (6) · USPC 244/3.23 (6) · USPC 244/17.11 (3) · USPC 244/119 (3) · USPC 244/63 (2) · USPC 244/113 (2) · USPC 244/17.21 (2) · USPC 416/113 (2) · USPC 244/147 (2) · USPC 244/64 (2) · USPC 244/225 (2) · USPC 244/233 (2) · USPC 244/62 (2) · USPC 244/23R (2) · USPC 244/25 (2) · USPC 244/52 (2) · USPC 244/30 (2) · USPC 244/97 (2)
IPCs:
None (81) · IPC B64B1/00 (5) · IPC B64C31/06 (3) · IPC B64C31/00 (3) · IPC B64C11/16 (2) · IPC B64C35/00 (2) · IPC B64C33/00 (2) · IPC B64C3/00 (2) · IPC B64C25/00 (2) · IPC B64C13/00 (2) · IPC B64C29/00 (2) · IPC B64C11/04 (2)
CPCs:
CPC Y02E10/74 (7) · CPC A63H27/08 (6) · CPC B64C17/00 (5) · CPC B64B1/00 (5) · CPC F03D3/00 (5) · CPC B64C13/00 (4) · CPC F42B10/30 (4) · CPC B64C11/006 (4) · CPC B64C27/82 (4) · CPC F05B2260/74 (3) · CPC B64C23/005 (3) · CPC B64C27/463 (3) · CPC B64C27/54 (3) · CPC F05B2260/96 (3) · CPC B64C2700/6295 (3) · CPC B64C33/02 (3)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

Showing below up to 126 results in range #1 to #126.

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

P


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