Patent FR-1908-387928

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This is fairly analogous to Patent GB-1908-5310, and even somewhat more elaborate, and therefore descends from Patent BE-1907-198483.

Sources


Year filed 1908
Year granted 1908
Office FR
Patent number 387928
Inventors Joseph Chantraine
Inventor country BE
Applicant person Joseph Chantraine
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Appareil de locomotion aérienne
English title Aerial locomotion apparatus
Tech fields helicopter, propellers, design, parachutes, rubber, landing, aerodynamics, hybrid
Filing date 1908/03/07
Full specification filed date
Application number 387928D
Grant date 1908/04/18
Granted? Yes
Publication date 1908/07/28
Supplementary to patent Patent BE-1907-198483
Related to aircraft? Yes
Serial number
Patent agent Ch. Thirion et J. Bonnet
Assigned to
National tech categories FR 6.4
IPCs IPC B64C39/00
CPCs CPC B64C2700/6295, CPC B64C39/00
Family year 1908
First filing? No
Cites these patents
Citations from after 1930
Application ID 19207541
INPADOC family ID 5287555
Number of text pages 1
Number of diagram pages 1
Number of figures 3
Number of claims 1