Patent FR-1893-232093

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BOPI info pertinent to 1893

Sources


Year filed 1893
Year granted
Office FR
Patent number 232093
Inventors Lebrasseur
Inventor country FR
Applicant person Lebrasseur
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Hélice canalisée appliquée à la propulsion des ballons
English title channeled blade applied to balloon propulsion
Tech fields Propulsion, propellers, LTA, balloons
Filing date 1893/08/10
Full specification filed date
Application number
Grant date
Granted? Yes
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent
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
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