Patent FR-1911-425020

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Year filed 1911
Year granted 1911
Office FR
Patent number 425020
Inventors Dario Galvão
Inventor country FR
Applicant person Dario Galvão
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Roue aérienne pour la propulsion des dirigeables et des aéroplanes
English title Aerial wheel for the propulsion of airships and airplanes
Tech fields propulsion, airplane, LTA, Dirigibles, propellers, design, sustentation
Filing date 1911/01/19
Full specification filed date
Application number 425020D
Grant date 1911/03/27
Granted? Yes
Publication date 1911/05/31
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent Paul Caquet
Assigned to
National tech categories FR 6.4
IPCs IPC B64C11/00
CPCs CPC B64C11/006
Family year 1911
First filing? Yes
Cites these patents
Citations from after 1930
Application ID 19243809
INPADOC family ID 5199131
Number of text pages 2
Number of diagram pages 1
Number of figures 4
Number of claims 2