Patent FR-1912-443352

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Year filed 1912
Year granted 1912
Office FR
Patent number 443352
Inventors John Wesley Boughton
Inventor country US
Applicant person John Wesley Boughton
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Perfectionnement aux aéroplanes
English title refinements to aeroplanes
Tech fields aeroplane
Filing date 1912-05-03
Full specification filed date
Application number 443352D
Grant date 1912-09-23
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent
Assigned to
National tech categories FR 6.4
IPCs IPC B64C39/00
CPCs CPC B64C2700/6295, CPC B64C39/00
Family year 1912
First filing? 0
Cites these patents
Citations from after 1930
Application ID 19261756
INPADOC family ID 5331982
Number of text pages
Number of diagram pages
Number of figures
Number of claims