Patent FR-1868-80780

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Year filed 1868
Year granted
Office FR
Patent number 80780
Inventors Polton
Inventor country FR
Applicant person
Applicant firm
Applicant type
Applicant is inventor? 1
Original title système d'aérostat dirigeable plus lourd que l'air
English title balloon “steering”, aerostat system dirigible heavier-than-air
Tech fields navigation, balloon, hybrid, avion
Filing date 1868-05-04
Full specification filed date
Application number
Grant date
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number
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Assigned to
National tech categories FR 5
IPCs
CPCs
Family year 1868
First filing?
Cites these patents
Citations from after 1930
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INPADOC family ID
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