Patent DE-1902-142728

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Martienssen also published an article on propellers: Martienssen, 1902, Theoretische Grundlagen für die Construction eines Schraubenfliegers.

  • Inventor location: Berlin

Sources


Year filed 1902
Year granted 1903
Office DE
Patent number 142728
Inventors Oskar Martienssen
Inventor country DE
Applicant person
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Schraubenartig wirkende Antriebsvorrichtung
English title Screw-type functioning propulsion apparatus
Tech fields propulsion, subsystem
Filing date 1902-04-15
Full specification filed date
Application number 142728D
Grant date
Granted? 1
Publication date 1903-07-27
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent
Assigned to
National tech categories DE 77h
IPCs IPC B64C11/16
CPCs CPC B64C2700/6281, CPC B64C11/00
Family year 1902
First filing?
Cites these patents
Citations from after 1930
Application ID 9462809
INPADOC family ID 3777814
Number of text pages
Number of diagram pages
Number of figures
Number of claims