Patent DE-1884-28934

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  • Inventor location: Leipzig

Lilienthal Museum, and therefore earlier spreadsheet record, had this title: als doppelwirkendes Steuer dienende Schraubenwelle, meaning "double acting control screw shaft". Based on the original doc, that just isn't the title.

Patent family descending from Patent DE-1883-26930

Sources


Year filed 1884
Year granted 1884
Office DE
Patent number 28934
Inventors Otto Hartung
Inventor country DE
Inventor location Leipzig
Applicant person Otto Hartung
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Luftschiff mit Lenkvorrichtung
English title Steerable airship
Tech fields LTA, Aerial navigation
Filing date February 13, 1884
Full specification filed date
Application number
Grant date October 10, 1884
Granted? 1
Publication date
Supplementary to patent Patent DE-1883-26930
Related to aircraft? 1
Serial number
Patent agent
Assigned to
National tech categories DE 77
IPCs IPC B64C23/00
CPCs CPC B64C23/005, CPC B64C2700/6273
Family year 1883
First filing? No
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID 9323622
Number of text pages 2
Number of diagram pages 1
Number of figures 4
Number of claims 3