Patent FR-1912-445914

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Year filed 1912
Year granted 1912
Office FR
Patent number 445914
Inventors Valentine Hall Mammatt
Inventor country GB
Applicant person Valentine Hall Mammatt
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Perfectionnements relatifs aux appareils de réglage automatique pour aéroplanes, dirigeables, etc.
English title Improvements to automatic adjustment apparatus for airplanes and airships
Tech fields instrument, control, aircraft
Filing date 1912-07-09
Full specification filed date
Application number 445914D
Grant date 1912-09-17
Granted? 1
Publication date 1912-11-22
Supplementary to patent Patent GB-1911-07-19
Related to aircraft? 1
Serial number
Patent agent
Assigned to
National tech categories FR 6.4
IPCs IPC B64C1/00, IPC B64C17/00
CPCs CPC B64C17/00, CPC B64C2700/6219
Family year 1911
First filing? 0
Cites these patents
Citations from after 1930
Application ID 19264268
INPADOC family ID 5334130
Number of text pages
Number of diagram pages
Number of figures
Number of claims