Patent FR-1909-407917

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Stabilizers for airplanes rotating on two axes.

Sources


Year filed 1909
Year granted 1910
Office FR
Patent number 407917
Inventors Alfonso Guadagnini
Inventor country IT
Inventor location
Applicant person Alfonso Guadagnini
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Perfectionnements aux aéroplanes
English title Improvements to airplanes
Tech fields airplane, stability, navigation, gyroscope
Filing date 1909-10-15
Full specification filed date
Application number 407917D
Grant date 1910-01-11
Granted? 1
Publication date 1910-03-14
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent Armengaud jeune
Assigned to
National tech categories FR 6.4
IPCs
CPCs CPC B64C2700/6256, CPC B64C13/00
Family year 1909
First filing? 0
Cites these patents
Citations from after 1930
Application ID 19227083
INPADOC family ID 5303300
Number of text pages 3
Number of diagram pages 1
Number of figures 15
Number of claims