Patent FR-1911-428772

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Year filed 1911
Year granted 1911
Office FR
Patent number 428772
Inventors
Inventor country FR
Inventor location Eure
Applicant person
Applicant firm Société Tavernier frères
Applicant type COMPANY
Applicant is inventor? 0
Original title Crochet de sureté pour attelages
English title Safety hook for couplings
Tech fields hook, safety, couplings, hitch, attachments, springs
Filing date 1911-04-21
Full specification filed date
Application number 428772D
Grant date 1911-06-29
Granted? 1
Publication date 1911-09-07
Supplementary to patent
Related to aircraft? .5
Serial number
Patent agent Lavoix et Mosès
Assigned to
National tech categories FR 10.2
IPCs IPC B64C5/04
CPCs
Family year 1911
First filing? 1
Cites these patents
Citations from after 1930
Application ID 19247482
INPADOC family ID 5319881
Number of text pages 1
Number of diagram pages 1
Number of figures 2
Number of claims 1