Patent FR-1897-271948

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  • BOPI (1897, tome 17) {{esp|FR|271948 espacenet]
  • Inventor location: rue de l'Assomption, 68, Paris

Patent family descending from Patent FR-1897-271948

Year filed
Year granted 1897
Office FR
Patent number 271948
Inventors Clément Ader
Inventor country FR
Applicant person
Applicant firm
Applicant type
Applicant is inventor? Yes
Original title ballon dirigeable
English title Dirigible
Tech fields dirigibles
Filing date
Full specification filed date
Application number
Grant date November 6, 1897
Granted? Yes
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent
Assigned to
National tech categories FR 6.3
Family year 1897
First filing? No
Cites these patents
Citations from after 1930
Application ID
Number of text pages
Number of diagram pages
Number of figures
Number of claims