Patent DK-1913-18462

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Year filed 1913
Year granted 1914
Office DK
Patent number 18462
Inventors Carl Franz Hubert Hertel, Carl Wilhelm Paul
Inventor country DE, DE
Applicant person Carl Franz Hubert Hertel, Carl Wilhelm Paul
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Kugledrage
English title "Ball Dragon" or "Bullet Dragon" actually airplane
Tech fields Airplane, Frame, Construction, Design
Filing date 1913-02-07
Full specification filed date
Application number
Grant date 1914-01-30
Granted? 1
Publication date 1914-02-09
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent
Assigned to
National tech categories DK 77
IPCs
CPCs
Family year 1912
First filing?
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages 1
Number of diagram pages 1
Number of figures 2
Number of claims