Patent FR-1910-422337

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Year filed 1910
Year granted 1911
Office FR
Patent number 422337
Inventors Joseph Wetterwald
Inventor country CH
Applicant person Joseph Wetterwald
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Direction automatique de sureté pour véhicules aériens, notamment pour aéroplanes
English title Automatic safety direction for air vehicles, especially for aeroplanes
Tech fields airplane, subsystem, safety, control, steering
Filing date 1910-11-09
Full specification filed date
Application number 422337D
Grant date 1911-01-16
Granted? 1
Publication date 1911-03-18
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent C. Baumann
Assigned to
National tech categories FR 6.4
IPCs IPC B64C17/00
CPCs CPC B64C2700/6212, CPC B64C17/00
Family year 1910
First filing? 0
Cites these patents
Citations from after 1930
Application ID 19241186
INPADOC family ID 5314493
Number of text pages 4
Number of diagram pages 1
Number of figures 6
Number of claims