Patent FR-1913-456469

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Original page 3

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Year filed 1913
Year granted 1913
Office FR
Patent number 456469
Inventors Joseph Allison Steinmetz
Inventor country US
Applicant person Joseph Allison Steinmetz
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Dispositif pour enrayer la chute des aéroplanes
English title Apparatus for checking the fall of airplanes
Tech fields airplane, safety, stability
Filing date April 9, 1913
Full specification filed date
Application number D456469
Grant date June 19, 1913
Granted? Yes
Publication date August 27, 1913
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent Brandon frères
Assigned to
National tech categories FR 6.4
IPCs IPC B64D17/00
CPCs CPC B64D17/00
Family year 1913
First filing? No
Cites these patents
Citations from after 1930
Application ID FRD456469
INPADOC family ID
Number of text pages 2
Number of diagram pages 1
Number of figures 3
Number of claims