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Patents > Year granted: 1920 & National tech categories: None & Cites these patents: None

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Year granted:
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Inventors:
None (39) · John William Rapp (5) · Henry Kleckler (4) · Gianni Caproni (3) · Joseph Vanorio (3) · Harris G Hooper (3) · Gustave Delage (3) · Francis J PLYM (3) · Alliott Verdon Roe (3)
Inventor country:
Applicant person:
None (27) · Frederick Handley Page (7) · John William Rapp (7) · KAWNEER (4) · HANRIOT (3) · Gianni Caproni (3) · Alliott Verdon Roe (3) · Harris G Hooper (3) · Joseph Vanorio (3) · James Vernon Martin (3) · Henry Kleckler (3)
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Full specification filed date:
Application number:
None (17)
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Related to aircraft:
Patent agent:
None (136) · John P. Tarbox (8) · None (4) · Marks & Clerk (4) · W. P. Thompson & Co. (2) · A. M. & William Clark (2) · Chappell & Earl (2) · J. Bonnet-Thirion et Breton (2) · Herbert Haddan & Co. (2) · Herbert H. Thompson (2) · Moulton & Laurance (2) · Munn & Co. (2) · N. S. Amstutz (2)
National tech categories: (Click arrow to add another value)
IPCs:
None (124) · IPC B64C39/00 (7) · IPC B64C3/00 (7) · IPC B64C23/00 (6) · IPC B64C11/04 (5) · IPC B64C13/12 (5) · IPC B64C35/00 (4) · IPC B64C25/00 (4) · IPC B64C17/00 (4) · IPC B64C1/00 (4) · IPC B64C33/00 (3) · IPC B64C11/00 (3) · IPC B64C11/20 (3) · IPC B64C3/56 (3) · IPC B64C3/18 (3)
CPCs:
CPC B64C3/00 (16) · CPC B64C39/00 (13) · CPC B64C17/00 (11) · CPC B64C13/00 (10) · CPC B64C2700/6295 (10) · CPC B64C2700/6256 (10) · CPC B64C23/005 (10) · CPC B64C3/18 (8) · CPC B64C11/04 (8) · CPC B62C5/04 (7) · CPC B64C2700/6235 (7) · CPC B64C2700/6233 (7) · CPC B64F2700/6226 (6) · CPC B64C3/185 (6) · CPC B64C13/12 (6) · CPC B64C2001/0081 (6) · CPC B64C2700/6274 (5)
First filing:
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Citations from after 1930:
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Showing below up to 218 results in range #1 to #218.

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