Patent FR-1909-401686

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  • Inventor location: France (Seine)


Year filed 1909
Year granted 1909
Office FR
Patent number 401686
Inventors Raymond d'Equevilley-Montjustin
Inventor country FR
Applicant person
Applicant firm
Applicant type
Applicant is inventor? No
Original title Perfectionnements apportés aux engins de navigation aérienne ou aquatique et plus particulièrement applicables aux aéroplanes
English title Improvements to equipment for aerial or aquatic navigation particularly applicable to airplanes
Tech fields propulsion, airplane, propeller, marine
Filing date April 5, 1909
Full specification filed date
Application number 401686D
Grant date August 4, 1909
Granted? Yes
Publication date September 9, 1909
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent Weismann et Marx
Assigned to
National tech categories FR 6.2
IPCs IPC B64C39/00
CPCs CPC B64C2700/6295
Family year
First filing? No
Number of citations
Cited by
Application ID 19220987
INPADOC family ID 5298999
Number of text pages 3
Number of diagram pages 2
Number of figures 5
Number of claims