Patent FR-1891-215781

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Patent FR-1891-215781


Sources

  • BOPI (1891, tome 11)
  • Inventor location: (unknown, with only that of the patent agent given)


Year filed 1891
Year granted
Office FR
Patent number 215781
Inventors Bonnefin
Inventor country
Applicant person
Applicant firm
Applicant type
Applicant is inventor? Yes
Original title appareil nouveau pour la navigation aérienne au long cours
English title new apparatus for long-distance aerial navigation
Tech fields Navigation
Filing date 1891-08-28
Full specification filed date
Application number
Grant date
Granted? Yes
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent Blétry aîné
Assigned to
National tech categories FR 6.3
IPCs
CPCs
Family year 1891
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