Patent AT-1910-42845

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15-year patent

Inventor location (imputed by HistPat): Bremen


Year filed 1908
Year granted 1910
Office AT
Patent number 42845
Inventors Paul Frederik Degn
Inventor country DE
Applicant person Paul Frederik Degn
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Luftschraube mit unstarren Flügeln
English title Propeller with non-rigid blades
Tech fields propulsion
Filing date November 2, 1908
Full specification filed date
Application number 42845D
Grant date June 25, 1910
Granted? Yes
Publication date
Supplementary to patent Patent DE-1908-214229
Related to aircraft? Yes
Serial number
Patent agent
Assigned to
National tech categories AT 77d
Family year 1908
First filing? Yes
Cites these patents US4782213A (1988-11-01), US4610601A (1986-09-09)
Citations from after 1930 2
Application ID 702062
INPADOC family ID 456488
Number of text pages 1
Number of diagram pages 2
Number of figures 2
Number of claims 2