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Patents > Office: US & Inventor country: US & Number of claims: None & Number of diagram pages: 2-50000000

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Office: (Click arrow to add another value)
Inventors:
Albert Hugo Friedel (2) · Michael H. Whalen (2)
Inventor country: (Click arrow to add another value)
Applicant person:
None (19) · Michael H. Whalen (2)
Applicant is inventor:
Tech fields:
Airplane (23) · LTA (18) · propulsion (13) · propeller (10) · None (9) · Frame (8) · Stability (8) · navigation (8) · helicopter (6) · rudder (4) · balloon (3) · ornithopter (3) · marine (3) · kite (3) · Hybrid (3)
Full specification filed date:
Application number:
None (13) · propeller (5) · navigation (5) · propulsion (4) · rudder (3) · stability (2)
Granted:
Related to aircraft:
National tech categories:
None (16) · USPC 244/13 (3) · USPC 416/163 (2) · USPC 244/30 (2) · USPC 244/22 (2) · USPC 244/48 (2) · USPC 244/153R (2) · USPC 244/80 (2) · 1 (2)
CPCs:
None (24) · CPC B64B1/00 (5) · CPC B64C13/00 (5) · 1 (4) · CPC B64C3/385 (4) · CPC B64C33/02 (3) · CPC B64C39/08 (2) · CPC B64C17/00 (2) · CPC B64C2700/6295 (2) · CPC B64C3/14 (2) · CPC B64C11/006 (2)
First filing:
Citations from after 1930:
Number of claims:

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