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Patents > Tech fields : lift or rudder & First filing: Yes & Number of text pages: 1-2

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Office:
Inventors:
None (8) · Eduard Penkala (3) · Ugo Antoni (2) · René Arnoux (2) · Rudolf Penkala (2) · Pierre-Jean-René Postel-Vinay (2) · Hervé-Pierre Félix (2) · Guido Antoni (2) · Giulio Silvestri (2) · James Robertson Porter (2) · James V. Martin (2) · João Gouveia (2)
Inventor country:
Applicant person:
None (17) · Eduard Penkala (3) · Ugo Antoni (2) · Pierre-Jean-René Postel-Vinay (2) · René Arnoux (2) · Giulio Silvestri (2) · Guido Antoni (2) · Hervé-Pierre Félix (2) · Rudolf Penkala (2) · James V. Martin (2) · James Robertson Porter (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (27)
Granted:
Related to aircraft:
Patent agent:
None (51) · Armengaud jeune (6) · None (5) · E. Blétry (4) · Charles Dony (3) · Victor J. Evans (3) · L. Chassevent (3) · J. Bonnet-Thirion (3) · Hippolyte Josse (3) · Schwab (2) · H. Bœttcher fils (2) · G. H. Strong (2) · G. de Mestral et F. Harlé (2) · Edward Evans & Co. (2) · Haseltine, Lake & Co. (2) · Bathul & Bathul? (2)
National tech categories:
FR 6.4 (52) · None (26) · HU V/h (9) · AT 77d (6) · USPC 244/35R (5) · USPC 244/87 (3) · USPC 244/233 (3) · USPC 244/30 (3) · DE 77h.7 (2) · USPC 244/96 (2) · USPC 244/231 (2) · FR 6.3 (2) · USPC 244/26 (2) · USPC 244/52 (2) · DE 77h.5 (2) · USPC 244/88 (2) · USPC 244/11 (2) · USPC 244/234 (2) · USPC 244/12.1 (2)
IPCs:
None (60) · IPC B64C39/00 (11) · IPC B64C17/00 (8) · IPC B64C1/00 (7) · IPC B64B1/00 (6) · IPC B64C13/00 (6) · IPC B64C29/00 (3) · IPC B64C3/52 (3) · IPC B64C23/00 (3) · IPC B64C9/00 (3) · IPC B64C3/14 (3) · IPC B64C11/00 (3) · IPC B64B1/58 (3) · IPC B64C33/00 (2) · IPC B64C3/00 (2) · IPC B64C3/54 (2) · IPC CPC B64C13/00 (2) · IPC B64C39/08 (2)
CPCs:
None (20) · CPC B64C13/00 (17) · CPC B64C2700/6295 (12) · CPC B64C39/00 (11) · CPC B64C17/00 (10) · CPC B64B1/00 (8) · CPC B64C23/005 (6) · CPC B64C3/14 (5) · CPC B64C2700/6256 (5) · CPC B64C39/08 (4) · CPC B64C2700/6219 (3) · CPC B64C33/02 (3) · CPC B64C33/00 (3) · CPC B64C3/52 (3) · CPC B64B1/58 (3) · CPC B64B1/40 (3) · CPC B64C9/00 (3)
First filing: (Click arrow to add another value)
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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