Patent FR-1870-91061

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  • Brevet d'invention de 15 ans
  • Inventor location: Paris (13, boulevard Saint-Martin, Seine)

Sources


Year filed 1870
Year granted
Office FR
Patent number 91061
Inventors Antoine-Léopold Chéradame, Comte Devaulx de Chambord
Inventor country FR, FR
Applicant person Antoine-Léopold Chéradame, comte Devaulx de Chambord
Applicant firm
Applicant type
Applicant is inventor? 1
Original title ballonposte ou navire aérien à trois ponts
English title postal balloon or balloon of three bridges”
Tech fields postal balloon, LTA, freight
Filing date 1870-11-19
Full specification filed date
Application number
Grant date
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent Ducreux
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