Patent FR-1907-375674

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Year filed 1906
Year granted 1907
Office FR
Patent number 375674
Inventors Alexandre-Esprit-Julien Dumas
Inventor country FR
Inventor location
Applicant person Xavier Dumas
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Ballon dirigeable
English title Dirigible
Tech fields LTA
Filing date 1906-05-19
Full specification filed date
Application number 375674D
Grant date 1907-07-18
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent
Assigned to
National tech categories FR 6.4
IPCs B64B1/00
CPCs CPC B64B1/00
Family year 1906
First filing? 0
Cites these patents
Citations from after 1930
Application ID 19195587
INPADOC family ID 5277641
Number of text pages
Number of diagram pages
Number of figures
Number of claims

Sources