Patent FR-1912-442971

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  • Inventor location: rue de la gare, 33. Saint-Brieuc, Côtes-du-Nord

Sources


Year filed 1912
Year granted 1912
Office FR
Patent number 442971
Inventors Auguste-Theophile Desgardin
Inventor country FR
Applicant person Auguste-Theophile Desgardin
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Parachute à développement instantané et déclancheur automatique
English title Automatic release parachute
Tech fields Parachute
Filing date 1912-03-07
Full specification filed date
Application number FR442971A
Grant date 1912-07-03
Granted? 1
Publication date 1912-09-13
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent
Assigned to
National tech categories FR 6.4
IPCs IPC B64D17/54
CPCs CPC B64D17/54, CPC B64D2700/6257
Family year 1912
First filing? 1
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages 2
Number of diagram pages 3
Number of figures 7
Number of claims 1