Drilldown: Patents

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Patents > Office : BE or US & Inventor country : DE or NO or US & Related to aircraft : 0.5 or 0? or Other & Patent agent : L. Chassevent or Luccey? Hopkins or Victor J. Evans

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Office: (Click arrow to add another value)
Inventors:
George Lehberger (3) · Rexford M. Smith (2) · Robert P. Hall (2) · Ralph P. Fox (2) · Samuel S. Yarrington (2)
Inventor country: (Click arrow to add another value)
Applicant person:
George Lehberger (3) · Robert P. Hall (2) · Ralph P. Fox (2) · Samuel S. Yarrington (2) · Rexford M. Smith (2)
Applicant is inventor:
Tech fields:
None (18) · airplane (18) · frame (14) · stability (13) · propeller (11) · rudder (10) · navigation (10) · propulsion (7) · hybrid (7) · safety (6) · helicopter (5) · parachute (4) · landing (4) · wheels (4) · takeoff (4) · airfoil (4) · balloon (3) · LTA (3) · airship (3)
Full specification filed date:
Application number:
None (9)
Granted:
Publication date:
Supplementary to patent:
Related to aircraft: (Click arrow to add another value)
Patent agent: (Click arrow to add another value)
National tech categories:
None (10) · USPC 244/80 (8) · USPC 244/45R (4) · USPC 244/139 (3) · USPC 244/90R (3) · USPC 244/79 (3) · USPC 244/104R (3) · USPC 244/66 (3) · USPC 244/35R (3) · USPC 244/73R (2) · USPC 244/64 (2) · USPC 244/233 (2) · USPC 244/48 (2) · USPC 244/131 (2) · USPC 244/100R (2) · USPC 244/119 (2)
CPCs:
CPC B64C17/00 (13) · CPC B64C23/005 (7) · CPC B64C27/82 (4) · CPC B64B1/00 (4) · CPC B64C2700/6295 (3) · CPC B64C39/08 (3) · CPC B64C17/06 (3) · CPC B64C29/0033 (2) · CPC B64C3/14 (2) · CPC Y02E10/28 (2) · CPC B64C3/385 (2) · CPC Y02E10/74 (2) · CPC B64C33/02 (2) · CPC B64C39/005 (2)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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