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Patents > Tech fields: propulsion & Number of text pages: 4-50000000 & Number of diagram pages: 3-4

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Office:
Inventors:
Alfred K. R. A. Krakow (3) · Charles Groombridge (3) · Eugene F. Falconnet (2) · Alfred-Eugène Pichou (2) · William Henry Fauber (2) · Oliver K. Chance (2) · Émile Dupont (2) · William Alfred South (2) · George Sutherland Dodman (2) · Gabriel Babillot (2)
Inventor country:
Applicant person:
None (17) · William Alfred South (3) · Charles Groombridge (3) · Michael Stefan Bjelvučić (2) · George Sutherland Dodman (2) · Alfred-Eugène Pichou (2) · Émile Dupont (2) · Oliver K. Chance (2) · Gabriel Babillot (2)
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Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (35)
Granted:
Publication date:
Related to aircraft:
Patent agent:
None (26) · Munn & Co. (4) · None (3) · Jensen & Son (2) · H. D. Fitzpatrick & Co. (2) · Wheatley & Mackenzie (2) · Bauer & Imrie (2) · J. Owden O'Brien (2)
National tech categories:
None (31) · FR 6.4 (10) · HU V/h (4) · USPC 244/20 (3) · USPC 244/30 (3) · USPC 244/22 (3) · USPC 244/51 (3) · FR 6.3 (3) · USPC 416/116 (2) · GB 4 motors (2) · USPC 416/119 (2) · GB 4 propel & steer (2) · USPC 244/19 (2) · FR 6.2 (2) · USPC 244/29 (2) · CA 244/29 (2)
CPCs:
None (27) · CPC B64B1/00 (11) · CPC B64C39/005 (7) · CPC B64C33/02 (6) · CPC B64C23/005 (5) · CPC B64C11/006 (3) · CPC B64C9/00 (3) · CPC B64C39/00 (3) · CPC B64C3/385 (3) · CPC B64C2700/6281 (2) · CPC B64C27/04 (2) · CPC B64C2700/6274 (2)
First filing:
Citations from after 1930:
Number of text pages:
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