Drilldown: Patents

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Patents > Grant date: 1920 - 1929 & Patent agent: None & Number of figures: 8-30

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Office:
Inventors:
None (4) · Alexander Albert Holle (2) · Rumpler-Werke G.m.b.H. in Berlin-Johannisthal (2) · Robert Kemp (2) · Richard A. Engler (2) · Claude Dornier (2) · John P. Tarbox (2)
Inventor country:
Applicant person:
None (9) · Richard A. Engler (2) · Claudius Dornier (2) · Alexander Albert Holle (2)
Applicant is inventor:
Tech fields:
airplane (17) · wings (13) · design (11) · frame (10) · construction (8) · aerodynamics (6) · biplane (6) · subsystem (5) · Stability (5) · propellers (5) · HTA (5) · None (5) · fuselage (4) · lift (3) · propeller (3) · metal (3)
Full specification filed date:
Application number:
None (9)
Grant date:
Granted:
Publication date:
Related to aircraft:
Patent agent: (Click arrow to add another value)
CPCs:
None (10) · CPC B64C17/00 (5) · CPC B64C2001/0081 (5) · CPC B64C3/00 (4) · CPC B64C33/00 (3) · CPC B64C1/06 (3) · CPC B64C3/18 (2) · CPC B64C2700/6212 (2) · CPC B64C2001/0063 (2) · CPC B64C2700/6233 (2) · CPC B64C1/065 (2) · CPC B64B1/00 (2)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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