Patent FR-1917-498978

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Year filed 1917
Year granted 1920
Office FR
Patent number 498978
Inventors Thomas SOPWITH
Inventor country GB
Applicant person
Applicant firm Sopwith Aviation
Applicant type COMPANY
Applicant is inventor? 0
Original title
English title
Tech fields
Filing date 1917-04-27
Full specification filed date
Application number 498978D
Grant date 1920-01-28
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent
Assigned to
National tech categories
IPCs
CPCs CPC B64C25/62, CPC B64C25/06, CPC B64F2700/6226
Family year 1917
First filing? 0
Cites these patents
Citations from after 1930
Application ID 19316056
INPADOC family ID 5379019
Number of text pages
Number of diagram pages
Number of figures
Number of claims

Sources