Patent FR-1913-442488.17528

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This is an addition to Patent FR-1912-442488, which brevet was filed 1912-04-12.

This patent is of the family year 1911 because the above-mentionned parent patent itself makes reference to a Belgian filing priority date 1911-04-14.

Sources


Year filed 1913
Year granted 1913
Office FR
Patent number 17528
Inventors Lucien-Constant-Joseph Harel
Inventor country FR
Applicant person Lucien-Constant-Joseph Harel
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Mode d'établissement des surfaces portantes pour aéroplanes
English title Method of establishing lifting surfaces for airplanes
Tech fields airplane, wings, lift, sustentation, design, Elasticity, cables
Filing date 1913/04/11
Full specification filed date
Application number 17528D
Grant date 1913/07/12
Granted? Yes
Publication date 1913/10/02
Supplementary to patent Patent FR-1912-442488, Patent BE-1911-04-14 Lucien-Constant-Joseph Harel
Related to aircraft? Yes
Serial number
Patent agent G. de Mestral et F. Harlé
Assigned to
National tech categories FR 6.4
IPCs IPC B64C3/48
CPCs CPC B64C3/48
Family year 1911
First filing? No
Cites these patents
Citations from after 1930
Application ID 18728464
INPADOC family ID 5200816
Number of text pages 2
Number of diagram pages 1
Number of figures 3
Number of claims 1