Patent FR-1912-441603

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Year filed 1912
Year granted 1912
Office FR
Patent number 441603
Inventors Francis Henry
Inventor country FR
Applicant person Francis Henry
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Dispositifs et appareils stabilisateurs automatiques destinés aux aéroplanes  
English title Automatic stabilizer apparatus for airplanes
Tech fields airplane, stability, automatic stability
Filing date March 21, 1912
Full specification filed date
Application number 441603D
Grant date May 30, 1912
Granted? 1
Publication date August 12, 1912
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent H. Bœttcher fils
Assigned to
National tech categories FR 6.4
IPCs IPC B64C17/00
CPCs CPC B64C17/00, CPC B64C2700/6212
Family year
First filing? 1
Cites these patents
Citations from after 1930
Application ID 19260039
INPADOC family ID 5330508
Number of text pages 3
Number of diagram pages 1
Number of figures 9
Number of claims 5