Patent FR-1912-445411

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Year filed 1912
Year granted 1912
Office FR
Patent number 445411
Inventors Rudolf Wagner
Inventor country DE
Applicant person Rudolf Wagner
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Contre-propulseur à ailes ou aubes rapportées
English title Counter-propeller of reversibles wings or paddles
Tech fields propulsion, navigation
Filing date 1912-06-25
Full specification filed date
Application number
Grant date 1912-09-02
Granted? 1
Publication date 1912-11-11
Supplementary to patent Patent DE-1912-06-08
Related to aircraft? 1
Serial number
Patent agent Armengaud jeune
Assigned to
National tech categories FR 6.2
IPCs IPC B63B3/40
CPCs CPC B63B3/40
Family year 1912
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 6
Number of claims 2