Patent FR-1911-437131

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Year filed 1911
Year granted 1912
Office FR
Patent number 437131
Inventors René Hanriot, Henri-Hubert Pagny
Inventor country FR
Applicant person René Hanriot‎‎, Henri-Hubert Pagny
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Dispositif amortisseur pour train d'atterrissage d'aéroplanes
English title Damping device for airplane landing gear
Tech fields airplane, landing, chassis, shock-absorbers, wheels, springs
Filing date 1911/12/02
Full specification filed date
Application number 437131D
Grant date 1912/02/10
Granted? Yes
Publication date 1912/04/13
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent Charles Dony
Assigned to
National tech categories FR 6.4
IPCs IPC B64C25/64
CPCs CPC B64C25/64
Family year 1911
First filing? Yes
Cites these patents
Citations from after 1930
Application ID 19255655
INPADOC family ID 5326802
Number of text pages 1
Number of diagram pages 1
Number of figures 3
Number of claims 1