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Patents > Year granted: 1920 - 1929 & Tech fields : marine or propeller

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Year granted:
Office:
Inventors:
None (18) · Christian Lorenzen (5) · Seth Hart (4) · Jakob Haw (4) · Robert Ingersoll Eustis (3) · Reinhard Mannesmann (2) · Arthur R. Lyons (2) · Charles B. Kirkham (2) · Albert Francis Zahm (2)
Inventor country:
Inventor location:
None (54) · Berlin (5) · Los Angeles (4) · New York state (4) · Pennsylvania (2) · Loire (2) · New York county (2)
Applicant person:
None (35) · Seth Hart (4) · Robert Ingersoll Eustis (3) · Arthur R. Lyons (2) · Charles B. Kirkham (2) · Christian Lorenzen (2) · Hans Reissner (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (39)
Granted:
Publication date:
Related to aircraft:
CPCs:
None (14) · CPC B64C11/04 (12) · CPC B64C11/36 (10) · CPC B64C35/00 (5) · CPC B64C17/00 (4) · CPC B64C11/20 (4) · CPC B64C11/346 (3) · CPC B64C11/00 (2) · CPC B64C11/205 (2) · CPC B64C23/005 (2) · CPC B63H1/26 (2) · CPC B64C35/008 (2) · CPC B64D7/02 (2) · CPC Y10T29/49334 (2) · CPC B64C11/24 (2) · CPC Y10T403/635 (2) · CPC B64C11/006 (2)
First filing:
Citations from after 1930:
Number of diagram pages:

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