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Patents > Tech fields : Stability or navigation & Number of diagram pages: 3

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Office:
Inventors:
Albert Hugo Friedel (5) · None (4) · Louis Brennan (4) · Alfred-Eugène Pichou (3) · Pierre-Octave Détable (3) · John Washington Wilson (3) · Edmund Sparmann (3)
Inventor country:
Applicant person:
None (23) · Albert Hugo Friedel (5) · Louis Brennan (4) · Alfred-Eugène Pichou (3) · Pierre-Octave Détable (3) · John Washington Wilson (3) · Edmund Sparmann (3) · Emile Bourdelles (2) · Elmer Ambrose Sperry (2) · Oliver K. Chance (2) · Edward Hoult (2) · George Brougham Hubert Austin (2) · Theodor Gibon (2) · Hippolyte Chevron (2) · Vigilio Baldo (2) · Étienne Carret (2) · Jacques Ravelli (2) · Adrien Schmitt (2) · Alexander Blair Thaw (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (43)
Granted:
Supplementary to patent:
None (152) · Patent GB-1903-27212 (3) · Patent CA-1909-126457 (2) · Patent US-1913-04-21 George Raymond Lawrence (2) · Patent US-1909-970771 (2) · Patent IT-1913-03-20 Vigilio Baldo (2) · Patent US-1914-1368226 (2)
Related to aircraft:
Patent agent:
None (55) · Marks & Clerk (8) · Munn & Co. (7) · R. S. & A. B. Lacey (5) · None (4) · C. A. Snow & Co. (4) · Lavoix et Mosès (4) · Haseltine, Lake & Co. (4) · Victor J. Evans (3) · Chassevent (2) · Joseph Gillot (2) · Charles Dony (2) · Herbert Haddan & Co. (2) · Watson E. Coleman (2) · Weissmann et Marx (2) · J. Bonnet-Thirion et Breton (2) · Armengaud jeune (2)
National tech categories:
None (41) · FR 6.4 (37) · USPC 244/90R (12) · USPC 244/80 (8) · FR 6.3 (7) · USPC 244/6 (5) · USPC 244/48 (5) · USPC 244/20 (4) · HU V/h (4) · GB 4 propel & steer (4) · USPC 244/113 (4) · USPC 244/45R (3) · USPC 244/30 (3) · USPC 244/22 (3) · GB 4 without buoyant (3) · USPC 244/51 (3) · USPC 244/25 (3) · USPC 244/70 (3) · GB 4 aëroplanes (3)
CPCs:
CPC B64C17/00 (32) · None (26) · CPC B64B1/00 (22) · CPC B64C39/005 (14) · CPC B64C23/005 (13) · CPC B64C13/00 (13) · CPC B64C3/385 (8) · CPC B64C17/06 (8) · CPC B64C2700/6295 (8) · CPC B64C33/02 (7) · CPC B64C2700/6218 (7) · CPC B64C39/00 (5) · CPC B64C2700/6216 (5) · CPC B64C2700/6212 (4) · CPC B64C9/00 (4) · CPC B64B1/58 (4) · CPC B64B1/40 (3)
First filing:
Citations from after 1930:
Number of diagram pages:

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