Patent FR-1913-451739

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Year filed 1912
Year granted 1913
Office FR
Patent number 451739
Inventors Paul DAHL
Inventor country FR
Applicant person Paul DAHL
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title
English title
Tech fields
Filing date 1912-12-06
Full specification filed date
Application number 451739D
Grant date 1913-04-25
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent
Assigned to
National tech categories
IPCs
CPCs CPC B64C2700/6235, CPC B64C3/00
Family year 1912
First filing? 0
Cites these patents
Citations from after 1930
Application ID 19269962
INPADOC family ID 5339048
Number of text pages
Number of diagram pages
Number of figures
Number of claims

Sources