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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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Office:
Inventors:
None (45) · John William Rapp (5) · Alliott Verdon Roe (4) · Henry Kleckler (4) · Harris G Hooper (4) · Gustave Delage (3) · Francis J PLYM (3) · Gianni Caproni (3) · Joseph Vanorio (3)
Inventor country:
Applicant person:
None (34) · Frederick Handley Page (7) · John William Rapp (7) · KAWNEER (4) · Harris G Hooper (4) · Alliott Verdon Roe (4) · James Vernon Martin (4) · MOTEURS SALMSON (3) · Gianni Caproni (3) · HANRIOT (3) · Joseph Vanorio (3)
Applicant is inventor:
Tech fields:
None (178) · airplane (22) · construction (11) · design (11) · propellers (10) · frame (8) · wings (8) · aerodynamics (7) · stability (6) · Instrument (5) · navigation (5) · control (5) · fuselage (5) · aerial propeller (4) · safety (4) · Propulsion (4) · LTA (4)
Full specification filed date:
Application number:
None (17)
Granted:
Publication date:
Related to aircraft:
Patent agent:
None (182) · Marks & Clerk (4) · W. P. Thompson & Co. (3) · Herbert H. Thompson (3) · None (2) · A. M. & William Clark (2) · J. Bonnet-Thirion et Breton (2) · Herbert Haddan & Co. (2) · H. R. Kerslake (2) · Moulton & Laurance (2) · John P. Tarbox (2) · Munn & Co. (2) · Chappell & Earl? (2)
National tech categories: (Click arrow to add another value)
IPCs:
None (173) · IPC B64C3/00 (8) · IPC B64C11/04 (5) · IPC B64C39/00 (5) · IPC B64C3/56 (5) · IPC B64C13/12 (5) · IPC B64C17/00 (4) · IPC B64C35/00 (3) · IPC B64C1/00 (2) · IPC B64C11/20 (2) · IPC B64C1/06 (2) · IPC B64C25/00 (2) · IPC B64D17/80 (2) · IPC B64C11/32 (2) · IPC B64C1/08 (2) · IPC B64C11/00 (2) · IPC B64C3/18 (2)
CPCs:
CPC B64C3/00 (22) · CPC B64C39/00 (20) · CPC B64C2700/6295 (16) · CPC B64C17/00 (11) · CPC B64C23/005 (11) · CPC B64C2700/6233 (11) · CPC B64C2700/6256 (10) · CPC B64C13/00 (10) · CPC B64C11/04 (9) · CPC B64C2700/6235 (8) · CPC B64C3/18 (8) · CPC B62C5/04 (7) · CPC B64C3/185 (7) · CPC B64C13/12 (7) · CPC B64C2700/6274 (6) · CPC B64C3/56 (6) · CPC B64C35/00 (6) · CPC B64C2001/0081 (6) · CPC B64F2700/6226 (5)
First filing:
Cites these patents: (Click arrow to add another value)
Citations from after 1930:
Number of diagram pages:

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