Patent FR-1912-442815

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Year filed 1912
Year granted 1912
Office FR
Patent number 442815
Inventors Armand-Jean-Auguste Deperdussin
Inventor country FR
Applicant person Armand-Jean-Auguste Deperdussin
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Dispositif pour assurer automatiquement la stabilité des aéroplanes
English title Device for ensuring the automatically stability of airplanes
Tech fields Aeroplane stability
Filing date 1912-04-22
Full specification filed date
Application number 442815D
Grant date 1912-06-29
Granted? 1
Publication date 1912-09-10
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent Charles Dony
Assigned to
National tech categories FR 6.4
IPCs IPC B64C1/00, IPC B64C17/00
CPCs CPC B64C2700/6219, CPC B64C17/00
Family year 1912
First filing? 1
Cites these patents
Citations from after 1930
Application ID 19261233
INPADOC family ID 5331536
Number of text pages 2
Number of diagram pages 1
Number of figures 4
Number of claims 5