Patent FR-1919-496747

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Year filed 1918
Year granted 1919
Office FR
Patent number 496747
Inventors John Felix KAHL
Inventor country US
Applicant person KAHL John FELIX
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title
English title
Tech fields
Filing date 1918-06-19
Full specification filed date
Application number 496747D
Grant date 1919-11-14
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent
Assigned to
National tech categories
IPCs
CPCs CPC B64C35/008, CPC B64C35/003, CPC B64C35/00 H01J31/04
Family year 1918
First filing? 0
Cites these patents
Citations from after 1930
Application ID 19313874
INPADOC family ID 5377029
Number of text pages
Number of diagram pages
Number of figures
Number of claims

Sources