Patent FR-1881-142882

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Year filed
Year granted 1881
Office FR
Patent number 142882
Inventors Ledru
Inventor country
Applicant person
Applicant firm
Applicant type
Applicant is inventor? 1
Original title perfectionnements dans la fabrication des filets pour ballons et autres usages
English title improvements in the manufacture of threads for balloons and other uses
Tech fields balloon, texture
Filing date
Full specification filed date
Application number
Grant date 1881-05-17
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent Maurice Sautter
Assigned to
National tech categories FR 6.3
IPCs
CPCs
Family year 1881
First filing?
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages
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Number of claims

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