Patent FR-1906-369683

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Patent family descending from Patent FR-1906-369683


Year filed 1906
Year granted 1906
Office FR
Patent number 369683
Inventors Désiré Sival
Inventor country FR
Inventor location
Applicant person Désiré Sival
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Hélicoptère
English title Helicopter
Tech fields Helicopter
Filing date 1906/08/30
Full specification filed date
Application number
Grant date 1906/11/21
Granted? Yes
Publication date 1907/01/17
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent J. Germain
Assigned to
National tech categories FR 6.4
IPCs IPC B64C27/04
CPCs CPC B64C2700/6281, CPC B64C27/52
Family year 1906
First filing? Yes
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages 2
Number of diagram pages 1
Number of figures 3
Number of claims 2