Patent FR-1910-412643.1

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Cert d'addition to patent 412643

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Year filed 1909
Year granted 1910
Office FR
Patent number 412643.1
Inventors Richard Wilcke, Albert Graff
Inventor country DE, DE
Applicant person
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Aérostat
English title Air-Ship
Tech fields LTA, safety, navigation
Filing date 1909-02-02
Full specification filed date
Application number
Grant date 1910-07-18
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent
Assigned to
National tech categories FR 6.4
IPCs IPC B64B1/58
CPCs CPC B64B1/58
Family year
First filing?
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