Patent FR-1894-238040

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Sources

  • BOPI (1894, tome 14)


Year filed 1894
Year granted 1894
Office FR
Patent number 238040
Inventors Hofmann
Inventor country
Applicant person Hofmann
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Procédé et machine pour la navigation aérienne
English title process and mechanism for aerial navigation
Tech fields construction(?), navigation(?)
Filing date
Full specification filed date
Application number
Grant date 1894-04-25
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent Blétry aîné
Assigned to
National tech categories FR 6.3
IPCs
CPCs
Family year 1894
First filing? 1
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages
Number of diagram pages
Number of figures
Number of claims