Patent US-1818-1274679

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Year filed 1917
Year granted 1918
Office US
Patent number Everard Richard Calthrop‎‎
Inventors Everard Richard Calthrop
Inventor country GB
Applicant person Everard Richard Calthrop‎‎
Applicant firm
Applicant type INDIV
Applicant is inventor?
Original title Parachute-launching device
English title Parachute-launching device
Tech fields parachutes
Filing date
Full specification filed date
Application number
Grant date
Granted?
Publication date
Supplementary to patent
Related to aircraft? -1
Serial number
Patent agent
Assigned to
National tech categories
IPCs
CPCs CPC B64D1/02 (EP, US)
Family year
First filing?
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages 4
Number of diagram pages 3
Number of figures 7
Number of claims 6


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