Patent FR-1870-91029

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Year filed 1870
Year granted
Office FR
Patent number 91029
Inventors Gabriel Dupuis
Inventor country FR
Applicant person
Applicant firm
Applicant type
Applicant is inventor? 1
Original title système de navigation aérienne dit système mixte
English title system of aerial navigation called mixed system
Tech fields Aerial Navigation*
Filing date 1870-11-10
Full specification filed date
Application number
Grant date
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent
Assigned to
National tech categories FR 5
IPCs
CPCs
Family year 1870
First filing?
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

Sources

  • SMIP; INPI France
  • Brevet d'invention de 15 ans
  • Inventor location: Paris (375, rue Saint-Denis, Seine)