Patent FR-1910-422138

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This is a rare case in which Rudolf Wagner files a patent and not in collaboration with Carl Edler von Radinger. Also of some minor note, this German inventor's French filing makes reference to a British patent filed earlier, that is, on 1909-12-09.


Year filed 1910
Year granted 1911
Office FR
Patent number 422138
Inventors Rudolf Wagner
Inventor country DE
Applicant person Rudolf Wagner
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Anti-propulseur pour véhicules aquatiques et aériens
English title Anti-propeller for water and air vehicles, which features blades radially curved in opposition to those of the principle propeller or propellers
Tech fields Propellers, Marine, Airship, Braking
Filing date 1910-09-28
Full specification filed date
Application number
Grant date 1911-01-12
Granted? 1
Publication date 1911-03-13
Supplementary to patent Patent FR-1909-12-09 Rudolf Wagner
Related to aircraft? 1
Serial number
Patent agent
Assigned to
National tech categories FR 6.2
IPCs IPC B63B3/40
CPCs CPC B63B3/40
Family year 1909
First filing? 0
Cites these patents
Citations from after 1930
Application ID
Number of text pages 2
Number of diagram pages 1
Number of figures 11
Number of claims 4