Drilldown: Patents

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Patents > Citations from after 1930: 2-4 & Number of claims: 8-15

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Office:
Inventors:
Henry Kleckler (2) · Frank M. Leavitt (2) · Enrique Lazarte (2)
Inventor country:
Applicant person:
Frank M. Leavitt (2) · Henry Kleckler (2) · Enrique Lazarte (2)
Applicant is inventor:
Tech fields:
None (12) · propeller (7) · propulsion (7) · LTA (6) · frame (6) · helicopter (4) · flapping (3) · marine (3) · aerial propeller (3) · rudder (3) · landing (3) · stability (3) · parachute (3) · wheels (3) · Control (3) · airplane (3)
Full specification filed date:
Application number:
None (16)
Granted:
Publication date:
Related to aircraft:
Patent agent:
Munn & Co. (4) · John P. Tarbox (4) · None (3) · None (2) · William Wallace White (2) · Victor J. Evans (2) · Fraentzel and Richards (2) · Boult, Wade & Tennant (2) · Henry Lucke (2)
National tech categories:
None (22) · USPC 244/63 (3) · USPC 244/119 (3) · USPC 244/139 (2) · USPC 244/72 (2) · USPC 244/35R (2) · USPC 244/25 (2) · USPC 416/129 (2) · USPC 244/221 (2) · USPC 244/66 (2) · USPC 244/153R (2) · USPC 244/64 (2)
CPCs:
CPC B64C33/02 (6) · CPC B64B1/00 (4) · CPC B64C23/005 (3) · None (3) · CPC B64C17/00 (2) · CPC B64C13/00 (2) · CPC B64C27/82 (2) · CPC B64F1/06 (2) · CPC B64C3/14 (2) · CPC B64C11/04 (2) · CPC A63H27/08 (2) · CPC B64C29/0025 (2) · CPC B64C13/02 (2) · CPC B64C11/306 (2)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

Showing below up to 60 results in range #1 to #60.

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