Drilldown: Patents

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Patents > Year granted: 1920 - 1929 & National tech categories: None & First filing: No

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Year granted:
Office:
Inventors:
None (7) · Edward Eugene Brown (3) · Gianni Caproni (3) · Henry Kleckler (3) · Pierre Levasseur (2) · Alliott Verdon Roe (2) · Joseph Vanorio (2) · Harris G Hooper (2) · Roger Courtois-Suffit (2) · Glenn Hammond Curtiss (2)
Inventor country:
Applicant person:
None (15) · Edward Eugene Brown (3) · Gianni Caproni (3) · Alliott Verdon Roe (2) · Harris G Hooper (2) · Pierre Levasseur (2) · Joseph Vanorio (2) · Roger Courtois-Suffit (2) · John William Rapp (2)
Applicant is inventor:
Tech fields:
None (34) · airplane (9) · frame (7) · design (5) · Propellers (5) · instrument (4) · construction (4) · landing (3) · navigation (3) · propeller (2) · cargo (2) · compass (2) · helicopter (2) · triplane (2) · steering (2) · spars (2) · Propulsion (2) · LTA (2)
Full specification filed date:
Application number:
None (17)
Granted:
Publication date:
Related to aircraft:
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CPCs:
CPC B64C2700/6295 (6) · CPC B64C39/00 (6) · CPC B64C3/00 (4) · None (3) · CPC B64C1/065 (3) · CPC B64C3/185 (3) · CPC B64C3/18 (3) · CPC B64B1/40 (3) · CPC G05D1/0676 (2) · CPC B64C13/00 (2) · CPC Y10T403/49 (2) · CPC B64C3/385 (2) · CPC B64C2700/6256 (2) · CPC B64C2700/6235 (2) · CPC B64C2001/0081 (2) · CPC B64C1/26 (2)
First filing: (Click arrow to add another value)
Cites these patents:
Citations from after 1930:
Number of text pages:
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