Patent FR-1911-438363

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Explicitly cites French patents 392684 (of 2 oct 1907), 403726 (of 1 oct 1908), and 428665 (of 27 june 1910)

Patent family descending from Patent FR-1911-438363

  • Inventor location: Chochinchine (Vietnam)

Sources


Year filed 1911
Year granted 1912
Office FR
Patent number 438363
Inventors Adolphe-François-Joseph Doutre
Inventor country VN
Applicant person Adolphe-François-Joseph Doutre
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Dispositifs d'équilibrage longitudinal des machines aéronautiques
English title Devices for longitudinal stability of aeronautical machines
Tech fields stability, automatic stability
Filing date 1911/03/14
Full specification filed date
Application number 438363D
Grant date 1912/03/15
Granted? Yes
Publication date 1912/05/15
Supplementary to patent Patent FR-1907-392684, Patent FR-1908-403726, Patent FR-1910-428665
Related to aircraft? Yes
Serial number
Patent agent Paul Coulomb
Assigned to
National tech categories FR 6.4
IPCs IPC B64C1/00, IPC B64C17/00
CPCs CPC B64C17/00, CPC B64C2700/6218
Family year 1907
First filing? Yes
Cites these patents
Citations from after 1930
Application ID 19256862
INPADOC family ID 5199722
Number of text pages 4
Number of diagram pages 1
Number of figures 5
Number of claims 4