Patent GB-1918-120311

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Year filed 1918
Year granted 1918
Office GB
Patent number 120311
Inventors Carl Alfred Johansson
Inventor country NO
Applicant person Carl Alfred Johansson
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Improvements in Devices for the Stabilization of Aeroplanes
English title Improvements in Devices for the Stabilization of Aeroplanes
Tech fields airplane, stability
Filing date 1918/01/29
Full specification filed date
Application number 171518
Grant date 1918/11/07
Granted? Yes
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent Herbert Haddan & Co.
Assigned to
National tech categories
IPCs IPC B64C1/00, IPC B64C17/00
CPCs CPC B64C17/00, CPC B64C2700/6218
Family year 1918
First filing? No
Cites these patents
Citations from after 1930
Application ID 21001896
INPADOC family ID 23517227
Number of text pages 3
Number of diagram pages 3
Number of figures 9
Number of claims 1