Patent FR-1907-380681

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Year filed 1907
Year granted 1907
Office FR
Patent number 380681
Inventors Robert Esnault-Pelterie
Inventor country FR
Applicant person Robert Esnault-Pelterie
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Système de déformation automatique des surfaces d'aéroplanes, sustentatrices et directrices
English title Automatic pliability system for airplane surfaces, both of lift and of direction
Tech fields airplane, wings, rudder, lift, sustentation, navigation, steering, frame, construction, automatic stability
Filing date 1907/05/22
Full specification filed date
Application number 380681D
Grant date 1907/10/16
Granted? Yes
Publication date 1907/12/14
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent Armengaud jeune
Assigned to
National tech categories FR 6.4
IPCs IPC B64C3/52
CPCs CPC B64C3/52
Family year 1907
First filing? No
Cites these patents
Citations from after 1930
Application ID 19200470
INPADOC family ID 5281823
Number of text pages 4
Number of diagram pages 1
Number of figures 6
Number of claims 5