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Patents > Patent agent : Herbert Haddan & Co. or J. Germain or Sigmund Herzog

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Office:
Inventors:
Émile Letord (21) · Louis Marmonier (7) · None (6) · James Means (6) · Jean Constantin (4) · Gustav Mees (4) · Joseph Gachet (3) · Robert Ingersoll Eustis (3) · Seth Hart (3) · Désiré Sival (3)
Inventor country:
Applicant person:
Émile Letord (21) · None (10) · Louis Marmonier (7) · James Means (5) · Jean Constantin (4) · Gustav Mees (4) · Robert Ingersoll Eustis (3) · Désiré Sival (3) · Joseph Gachet (3) · Seth Hart (3)
Applicant is inventor:
Tech fields:
airplane (31) · stability (27) · frame (24) · None (19) · control (19) · LTA (18) · construction (17) · design (16) · propulsion (16) · automatic stability (13) · Propellers (13) · navigation (11) · aerodynamics (10) · wings (10) · safety (8) · Helicopter (7) · rudder (7) · landing (7)
Full specification filed date:
Application number:
None (34) · 1732817 (3) · 494571D (2) · 510212D (2) · 510210D (2) · 496388D (2)
Granted:
Publication date:
Supplementary to patent:
None (78) · Patent FR-1917-494365 (3) · Patent US-1912-1077892 (2) · Patent FR-1905-361723 (2) · Patent FR-1910-427818 (2) · Patent US-1908-989022 (2) · Patent US-1908-935766 (2)
Related to aircraft:
Patent agent: (Click arrow to add another value)
Assigned to:
IPCs:
None (27) · IPC B64C17/00 (16) · IPC B64C39/00 (14) · IPC B64C1/00 (13) · IPC B64C33/02 (6) · IPC B64C27/04 (6) · IPC B64D33/10 (5) · IPC B64C23/00 (5) · IPC B64C17/06 (5) · IPC B64C3/18 (4) · IPC B64B1/58 (4) · IPC B64C3/00 (3) · IPC B64C3/42 (3) · IPC B64C25/00 (3)
CPCs:
CPC B64C17/00 (16) · None (15) · CPC B64C2700/6295 (8) · CPC B64C2700/6212 (8) · CPC B64C39/00 (8) · CPC B64C33/02 (7) · CPC B64C17/06 (6) · CPC B64C2700/6216 (6) · CPC B64C23/005 (6) · CPC B64C2700/6274 (5) · CPC B64C2700/6218 (5) · CPC B64D33/10 (5) · CPC B64B1/58 (4) · CPC B64C3/385 (4) · CPC B64C3/18 (4) · CPC B64C2700/6281 (4) · CPC B64C39/005 (4)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

Showing below up to 149 results in range #1 to #149.

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