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Patents > Year granted: 1920 - 1929 & Tech fields : balloon or frame

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Year granted:
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Inventors:
None (28) · Ernst Heinkel (9) · Louis Blériot (4) · Pierre-Jean-René Postel-Vinay (3) · John Arthur Weis (3) · Robert Kemp (3) · Deutsche Flugzeug Werke (3) · Adolphe Clément-Bayard (2) · Joseph Vanorio (2) · Gabriel Voisin (2) · Walter George Tarrant (2) · John William Rapp (2) · Edward Eugene Brown (2) · Ralph Hazlett Upson (2) · Bert Hinkler (2)
Inventor country:
Applicant person:
None (40) · Ernst Heinkel‎ (9) · Louis Blériot (4) · Pierre-Jean-René Postel-Vinay (3) · John Arthur Weis (3) · Gabriel Voisin (2) · Bert Hinkler (2) · Claudius Dornier (2) · Edward Eugene Brown (2) · Joseph Vanorio (2) · John William Rapp (2) · Adolphe Clément-Bayard (2) · Walter George Tarrant (2)
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Full specification filed date:
Application number:
None (41)
Granted:
Related to aircraft:
CPCs:
None (18) · CPC B64C3/00 (12) · CPC B64C2001/0063 (6) · CPC B64C35/00 (5) · CPC B64C3/56 (5) · CPC B64C2700/6235 (5) · CPC B64C11/00 (4) · CPC B64C39/00 (4) · CPC B64C25/06 (4) · CPC B64D27/04 (3) · CPC B64D27/00 (3) · CPC B64C2700/6295 (3) · CPC B64C13/00 (3) · CPC B64C2700/6233 (3) · CPC B64C1/064 (3) · CPC B64C1/065 (3) · CPC B64B1/40 (3)
First filing:
Cites these patents:
Citations from after 1930:
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