Patent FR-1918-496711

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Year filed 1918
Year granted 1919
Office FR
Patent number 496711
Inventors Antonio Pimentel LYD
Inventor country BR
Inventor location
Applicant person Antonio Pimentel LYD
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Aéroplane à surface portante variable
English title Airplane with variable lifting surface
Tech fields airplane, lift, stability, frame, design, control
Filing date 1918/06/14
Full specification filed date
Application number 496711D
Grant date 1919/08/13
Granted? Yes
Publication date 1919/11/14
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent Dony and Lejeune
Assigned to
National tech categories FR 6.4
IPCs IPC B64C9/32
CPCs CPC B64C9/32
Family year 1918
First filing? Yes
Cites these patents
Citations from after 1930
Application ID 19313839
INPADOC family ID 5376994
Number of text pages 2
Number of diagram pages 1
Number of figures 1
Number of claims 3