Patent FR-1912-447201

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This French brevet makes reference to the German priority date 1911-08-14.

  • Inventor location: Germany

Sources



Year filed
Year granted
Office [[]]
Patent number
Inventors Heinrich Dittmar
Inventor country
Applicant person Heinrich Dittmar
Applicant firm
Applicant type
Applicant is inventor? 1
Original title Étoffe pour ballons
English title Warp for balloons
Tech fields LTA, frame
Filing date 1912-08-13
Full specification filed date
Application number
Grant date 1912-10-21
Granted? 1
Publication date 1912-12-27
Supplementary to patent Patent DE-1911-08-14 Heinrich Dittmar
Related to aircraft? 1
Serial number
Patent agent de Bongé
Assigned to
National tech categories FR 6.4
IPCs
CPCs
Family year 1911
First filing?
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages 1
Number of diagram pages 0
Number of figures 0
Number of claims 1