Patent FR-1893-234061

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Presumed double of Patent US-1894-526394 .

File:Patent FR-1893-234061.jpg
BOPI info pertinent to 1893

Patent family descending from Patent FR-1893-234061

Sources

  • BOPI (1893, tome 13)
  • Inventor location:


Year filed
Year granted 1893
Office FR
Patent number 234061
Inventors Hubbell Duane Hurlbut
Inventor country FR
Applicant person 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
Full specification filed date
Application number
Grant date November 14, 1893
Granted? Yes
Publication date
Supplementary to patent Patent US-1894-526394
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