Patent DE-1915-320843

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Airplane with multiple (two?) propellers [which can be differentially powered to assist with steering?]

  • Inventor location: Remscheid

Sources


Year filed 1915
Year granted 1920
Office DE
Patent number 320843
Inventors Reinhard Mannesmann
Inventor country DE
Applicant person
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Flugzeug mit mehreren Propellern
English title Airplane with multiple propellers
Tech fields airplane, propeller, navigation, piloting, whole
Filing date 1915-02-20
Full specification filed date
Application number
Grant date
Granted? 1
Publication date 1920-05-07
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent
Assigned to
National tech categories DE 77h.5
IPCs IPC B64C19/00
CPCs CPC B64C17/00
Family year
First filing?
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages 1
Number of diagram pages 1
Number of figures 1
Number of claims