Drilldown: Patents

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Patents > Filing date: 1900 - 1999 & Citations from after 1930: 4-2000

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Office:
Inventors:
Louis Alard (3) · James Robertson Porter (2) · Henry E. Krammer (2) · Frank McCarroll (2) · David Thomas (2) · Joseph Vanorio (2)
Inventor country:
Applicant person:
Louis Alard (3) · John William Rapp (2) · Henry E. Krammer (2) · James Robertson Porter (2) · Frank McCarroll (2) · David Thomas (2)
Applicant is inventor:
Tech fields:
None (26) · propeller (16) · stability (12) · propulsion (6) · military (6) · LTA (6) · projectile (6) · airplane (6) · frame (6) · safety (5) · helicopter (5) · propellers (4) · kite (4) · landing (4) · windmill (4)
Full specification filed date:
Application number:
None (30)
Granted:
Related to aircraft:
Patent agent:
Munn & Co. (11) · None (5) · Victor J. Evans (5) · None (5) · James L. Norris (2) · Joseph F. O'Brien (2) · James R. Townsend (2)
National tech categories:
None (46) · FR 6.4 (4) · USPC 244/110G (3) · USPC 244/177 (3) · USPC 416/244R (2) · USPC 244/49 (2) · USPC 244/3.21 (2) · USPC 244/60 (2) · USPC 416/240 (2) · USPC 244/237 (2) · USPC 244/131 (2) · USPC 244/3.23 (2) · USPC 416/119 (2) · USPC 244/50 (2) · USPC 244/3.28 (2) · USPC 244/153R (2) · USPC 244/198 (2) · USPC 244/17.15 (2) · USPC 244/3.3 (2) · USPC 244/52 (2)
IPCs:
None (63) · IPC B64B1/00 (4) · IPC B64C3/00 (4) · IPC B64C25/00 (3) · IPC B64C13/00 (2) · IPC B64C27/04 (2) · IPC B64C27/00 (2) · IPC F42B10/00 (2) · IPC B64C3/56 (2) · IPC B64C11/20 (2) · IPC B64C29/00 (2)
CPCs:
CPC Y02E10/74 (5) · CPC B64C11/343 (4) · None (3) · CPC B64C23/005 (3) · CPC B64C11/48 (3) · CPC B64B1/40 (3) · CPC B64B1/00 (3) · CPC F42B10/50 (3) · CPC F03D3/00 (3) · CPC B64C27/82 (3) · CPC B64C39/005 (3)
First filing:
Citations from after 1930:
Number of diagram pages:

Showing below up to 116 results in range #1 to #116.

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