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Patents > Year granted: 1920 - 1929 & Number of claims: 2-3 & Number of diagram pages: 1

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Year granted:
Office:
Inventors:
None (44) · Jakob Haw (6) · Ernst Heinkel (4) · Alexander Albert Holle (3) · Gustave Delage (3) · John Edward Thompson (3)
Inventor country:
Applicant person:
None (56) · Ernst Heinkel (4) · Jakob Haw (4) · Claudius Dornier (3) · John Edward Thompson (3) · Jean-Adolphe Leseurre (2) · Adolphe Clément-Bayard (2) · Hans Josef Goebbel (2) · Gustave Delage (2) · Gabriel Voisin (2) · Oscar Gerhardt (2) · Edward Eugene Brown (2) · Detlev Zickler (2) · Jacob Knappich (2) · Raimund Nimfuehr (2) · Charles-Édouard-Pierre Gourdou (2) · Alexander Albert Holle (2) · Roger Courtois-Suffit (2) · Walter George Tarrant‎ (2)
Applicant is inventor:
Tech fields:
airplane (57) · frame (26) · design (22) · wings (18) · propellers (18) · subsystem (17) · construction (16) · Aerodynamics (13) · propulsion (11) · propeller (11) · military (9) · None (8) · wing (7) · safety (6) · stability (6) · piloting (6) · lift (6) · biplane (6)
Full specification filed date:
Application number:
None (63)
Granted:
Publication date:
Supplementary to patent:
None (82) · Patent FR-1917-504302 (2) · Patent CA-1918-196108 (2)
Related to aircraft:
IPCs:
None (44) · IPC B64C3/00 (13) · IPC B64C35/00 (6) · IPC B64C1/00 (4) · IPC B64C3/18 (4) · IPC B64C11/34 (3) · IPC B64D27/04 (3) · IPC B64C11/00 (3) · IPC B64C1/06 (3) · IPC B64C3/56 (3) · IPC B64C11/20 (3) · IPC B64C25/00 (3)
CPCs:
None (36) · CPC B64C3/00 (13) · CPC B64C35/00 (7) · CPC B64C2001/0081 (5) · CPC B64C3/26 (4) · CPC B64F2700/6261 (3) · CPC B64C2700/6233 (3) · CPC B64D27/04 (3) · CPC B64C3/56 (3) · CPC B64C11/22 (3) · CPC B64D7/02 (3) · CPC B64C11/14 (3) · CPC B64C11/04 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of claims:
Number of diagram pages:

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