Patent FR-1910-409229

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Inventors locations: Talmié was at rue Gambetta 50, Toulouse, Haute-Garonne, France; and Derazey was at rue Peyrollières 16, Toulouse, Haute-Garonne, France

1909-09-27?

Sources


Year filed 1909
Year granted 1910
Office FR
Patent number 409229
Inventors Raymond Talmié, Achille Derazey
Inventor country FR
Applicant person Raymond Talmié, Achille Derazey
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Hélicoptère à inclinaison d'hélices variable
English title Helicopter with variable propeller inclination
Tech fields helicopter, propeller
Filing date 1909-09-27
Full specification filed date
Application number 409229D
Grant date 1910-02-12
Granted? 1
Publication date 1910-04-16
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent
Assigned to
National tech categories FR 6.4
IPCs IPC B64C27/00
CPCs CPC B64C27/00
Family year 1909
First filing? 1
Cites these patents
Citations from after 1930
Application ID 19228360
INPADOC family ID 5303579
Number of text pages 1
Number of diagram pages 1
Number of figures 3
Number of claims 5