Patent FR-1915-481948

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This original document makes reference to the American priority date 1914-07-17.


Year filed 1915
Year granted 1916
Office FR
Patent number 481948
Inventor country US
Applicant person
Applicant firm Sperry Gyroscope Company
Applicant type COMPANY
Applicant is inventor? No
Original title Perfectionnements relatifs aux stabilisateurs gyroscopiques
English title Improvements relative to gyroscopic stabilizers
Tech fields stability, gyroscope, chassis, airplane, biplane
Filing date 1915/07/13
Full specification filed date
Application number 481948D
Grant date 1916/11/11
Granted? Yes
Publication date 1917/01/31
Supplementary to patent Patent US-1914-1368226
Related to aircraft? 1
Serial number
Patent agent H. Monin
Assigned to
National tech categories FR 6.4
IPCs IPC B64C1/00, IPC B64C17/06
CPCs CPC B64C17/06
Family year 1914
First filing? No
Cites these patents
Citations from after 1930
Application ID 19299393
INPADOC family ID 5364052
Number of text pages 10
Number of diagram pages 3
Number of figures 18
Number of claims 3