Patent FR-1908-398865

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Year filed 1908
Year granted 1909
Office FR
Patent number 398865
Inventors Jean Darenne
Inventor country FR
Inventor location Gironde
Applicant person Jean Darenne
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Hélice d'aéronautique
English title Aeronautic propeller
Tech fields Aerial propeller
Filing date 1908-12-09
Full specification filed date
Application number 398865D
Grant date 1909-04-05
Granted? 1
Publication date 1909-06-16
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent Armengaud jeune
Assigned to
National tech categories FR 6.4
IPCs IPC B64C11/00
CPCs CPC B64C11/006
Family year 1908
First filing? 1
Cites these patents
Citations from after 1930 0
Application ID 19218234
INPADOC family ID 5296604
Number of text pages 2
Number of diagram pages
Number of figures 7
Number of claims 1