Patent FR-1909-403698

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Year filed 1909
Year granted 1909
Office FR
Patent number 403698
Inventors Adalbert PLACEK
Inventor country AT
Applicant person Adalbert Placek
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Dirigeable
English title Dirigible
Tech fields LTA
Filing date 1909-06-05
Full specification filed date
Application number 403698D
Grant date 1909-11-11
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent
Assigned to
National tech categories FR 6.4
IPCs IPC B64B1/58
CPCs CPC B64B1/58
Family year 1909
First filing? 0
Cites these patents
Citations from after 1930
Application ID 19222953
INPADOC family ID 5300711
Number of text pages
Number of diagram pages
Number of figures
Number of claims

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