Patent FR-1893-234061

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This is a presumed offshoot of Patent US-1893-526394.


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Patent family descending from Patent FR-1893-234061


Year filed 1893
Year granted
Office FR
Patent number 234061
Inventors Hubbell Duane Hurlbut
Inventor country FR
Inventor location
Applicant person Hubbell Duane Hurlbut
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Innovations dans les bateaux-aérostats
English title Improvements in air ships
Tech fields LTA, propeller, frame
Filing date November 14, 1893
Full specification filed date
Application number
Grant date
Granted? Yes
Publication date
Supplementary to patent Patent US-1893-526394
Related to aircraft? Yes
Serial number
Patent agent Société Marillier et Robelet
Assigned to
National tech categories FR 6.3
IPCs
CPCs
Family year 1893
First filing? No
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages
Number of diagram pages
Number of figures
Number of claims