Drilldown: Patents

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Patents > IPCs: None & Citations from after 1930: 2-4 & Number of claims: 6-50000000

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Office:
Inventors:
Enrique Lazarte (2) · William Phillips Thompson (2) · Frank M. Leavitt (2)
Inventor country:
Applicant person:
William Phillips Thompson (2) · Frank M. Leavitt (2) · Enrique Lazarte (2)
Applicant type:
Applicant is inventor:
Tech fields:
None (18) · propeller (14) · frame (9) · rudder (6) · airplane (5) · military (5) · stability (5) · helicopter (5) · parachute (4) · ornithopter (3) · safety (3) · wheels (3) · airfoil (3) · aerial propeller (3) · propulsion (3)
Full specification filed date:
Application number:
None (19)
Granted:
Publication date:
Related to aircraft:
Patent agent:
Munn & Co. (4) · None (3) · Victor J. Evans (3) · None (3) · John P. Tarbox (3) · C. C. Hines (2) · Fraentzel and Richards (2)
National tech categories:
None (20) · USPC 416/129 (3) · USPC 244/139 (3) · USPC 244/35R (2) · USPC 244/72 (2) · USPC 244/153R (2) · USPC 244/3.23 (2) · USPC 244/63 (2) · USPC 244/119 (2)
IPCs: (Click arrow to add another value)
CPCs:
None (4) · CPC B64C33/02 (4) · CPC B64C17/00 (4) · CPC B64C13/00 (4) · CPC B64C27/463 (3) · CPC B64C23/005 (3) · CPC F05B2260/96 (3) · CPC B64C2700/6295 (3) · CPC B64C11/48 (3) · CPC B63H5/10 (3) · CPC B64B1/00 (3)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

Showing below up to 73 results in range #1 to #73.

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