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Patents > Filing date: 1900 - 1999 & CPCs: CPC B64C23/005 & Number of claims: 4-20

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Office:
Inventors:
None (2) · Gustav Mees (2) · Ernest William Welsh (2) · Thomas Augustus Dring (2) · Ulysses G. White (2) · Otto Sack (2) · Walter Fisher Luff (2) · John William Oman (2) · Bruno von Bültzingslöwen (2) · Alfred William Turner (2)
Inventor country:
Inventor location:
None (91) · Gironde (2) · London (2) · Indiana (2) · Chicago (2) · Texas (2) · Nord (2) · Seine (2) · Minnesota (2) · Pennsylvania (2)
Applicant person:
None (7) · Gustav Mees (2) · Otto Sack (2) · Ernest William Welsh (2) · Thomas Augustus Dring (2) · Bruno von Bültzingslöwen (2) · Ulysses G. White (2) · Walter Fisher Luff (2) · John William Oman (2) · Alfred William Turner (2)
Applicant is inventor:
Tech fields:
Airplane (42) · None (38) · Frame (30) · Propulsion (28) · hybrid (24) · Helicopter (22) · propeller (21) · Navigation (18) · stability (14) · Design (13) · takeoff (11) · whole (10) · Propellers (10) · Ascension (9) · heavier-than-air (8) · Lift (8) · Construction (7)
Full specification filed date:
Application number:
None (6)
Granted:
Related to aircraft:
Patent agent:
None (10) · Victor J. Evans (6) · Munn & Co. (5) · None (4) · Joshua R. H. Potts (3) · Marks & Clerk (3) · Armengaud jeune (3) · E. Bletry (3) · Coquillat (2) · G. de Mestral et F. Harlé (2) · M. Zerolo (2) · Edward Evans & Co. (2) · E. Wattier (2) · Paul & Paul (2) · Hy. Fairbrother (2) · Cruikshank & Fairweather, Limited (2) · Phillipss (2) · W. P. Thompson & Co. (2)
National tech categories:
None (42) · FR 6.4 (28) · USPC 244/6 (20) · USPC 244/66 (10) · USPC 244/12.1 (9) · USPC 244/139 (4) · USPC 244/100R (3) · USPC 244/119 (2) · USPC 244/231 (2) · USPC 244/80 (2) · USPC 244/51 (2) · USPC 244/104R (2) · USPC 244/35R (2) · USPC 244/65 (2) · USPC 244/60 (2)
CPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of diagram pages:

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