Patent AT-1911-50882

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Year filed 1909
Year granted 1911
Office AT
Patent number 50882
Inventors Hermann Ruthenberg
Inventor country DE
Applicant person
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Pralluftschiff mit Kielgerüst
English title Non-rigid airship with keel-framework
Tech fields LTA, frame, car, rudder
Filing date 1909-10-16
Full specification filed date
Application number
Grant date 1911-06-15
Granted? 1
Publication date
Supplementary to patent Patent DE-1909-232158
Related to aircraft? 1
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Assigned to
National tech categories AT 77d
Family year
First filing?
Cites these patents
Citations from after 1930
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