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Patents > Patent agent : H. D. Fitzpatrick & Co. or Herbert Haddan & Co. or Victor J. Evans

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Office:
Inventors:
Émile Letord (8) · Isaac Bell (6) · Gustav Mees (5) · James Means (4) · George Lehberger (3) · None (2) · August Riedinger (2) · Philipp Doerhoefer (2) · Ralph P. Fox (2) · Rexford M. Smith (2) · Robert P. Hall (2) · Samuel S. Yarrington (2) · Carl Alfred Johansson (2) · Simon Brubaker Minnich (2) · Archibald Montgomery Low (2)
Inventor country:
Applicant person:
Émile Letord (8) · None (7) · Isaac Bell (6) · Gustav Mees (5) · George Lehberger (3) · James Means (3) · Samuel S. Yarrington (2) · Ralph P. Fox (2) · Rexford M. Smith (2) · Carl Alfred Johansson (2) · Simon Brubaker Minnich (2) · Robert P. Hall (2) · Philipp Doerhoefer (2) · Archibald Montgomery Low (2)
Applicant is inventor:
Tech fields:
airplane (35) · frame (29) · stability (27) · None (24) · navigation (19) · LTA (17) · rudder (16) · propulsion (14) · hybrid (13) · design (13) · control (13) · propeller (12) · construction (12) · propellers (11) · safety (11) · landing (10) · helicopter (10) · wheels (10) · balloon (9)
Full specification filed date:
Application number:
None (30) · 1732817 (3)
Granted:
Publication date:
Supplementary to patent:
None (108) · Patent FR-1917-494365 (2)
Related to aircraft:
Patent agent: (Click arrow to add another value)
National tech categories:
None (83) · USPC 244/80 (8) · USPC 244/45R (5) · USPC 244/104R (4) · USPC 244/119 (4) · USPC 244/90R (3) · USPC 244/79 (3) · USPC 244/66 (3) · USPC 244/35R (3) · USPC 244/139 (3) · USPC 244/177 (2) · USPC 244/87 (2) · USPC 244/73R (2) · USPC 244/64 (2) · USPC 244/51 (2) · USPC 244/233 (2) · USPC 244/48 (2) · USPC 244/100R (2) · USPC 244/131 (2)
IPCs:
None (86) · IPC B64C17/00 (10) · IPC B64C1/00 (9) · IPC B64C39/00 (8) · IPC B64D33/10 (3) · IPC B64C17/06 (3) · IPC B64C25/00 (2) · IPC B64D17/80 (2) · IPC B64D17/00 (2) · IPC B64C35/00 (2) · IPC B64C31/04 (2) · IPC B64C3/42 (2) · IPC B64C3/00 (2) · IPC B64C27/04 (2) · IPC B64C3/50 (2) · IPC B64B1/58 (2) · IPC B64B1/00 (2)
CPCs:
CPC B64C17/00 (23) · None (11) · CPC B64C23/005 (8) · CPC B64B1/00 (7) · CPC B64C17/06 (6) · CPC B64C39/005 (6) · CPC B64C2700/6295 (6) · CPC B64C2700/6218 (5) · CPC B64D33/10 (4) · CPC B64C9/00 (4) · CPC B64C3/385 (4) · CPC B64C27/82 (4) · CPC B64C13/00 (3) · CPC B64C29/0033 (3) · CPC B64C2700/6216 (3) · CPC B64C33/02 (3) · CPC B64C2700/6212 (3) · CPC B64C39/08 (3) · CPC B64D17/80 (3)
First filing:
Citations from after 1930:
Number of diagram pages:

Showing below up to 154 results in range #1 to #154.

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