Patent DE-1905-188947

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  • Inventor location: Frederiksberg, Denmark


Year filed 1905
Year granted 1907
Office DE
Patent number 188947
Inventors Jacob H Ellehammer
Inventor country DK
Applicant person Jacob H Ellehammer
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Vorrichtung zum Erhalten der Gleichgewichtslage von Luftschiffen
English title Device for maintaining the equilibrium position of airships
Tech fields stability
Filing date December 8, 1905
Full specification filed date
Application number
Grant date August 5, 1907
Granted? Yes
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent
Assigned to
National tech categories DE 77h.15
CPCs CPC B64C2700/6212, CPC B64C17/00
Family year 1905
First filing? Yes
Cites these patents
Citations from after 1930
Application ID 9700093
Number of text pages 2
Number of diagram pages 1
Number of figures 3
Number of claims 1