Patent GB-1912-28405

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This British patent is specificially analogous to French certificate of addition Patent FR-1911-435648.16544, and it refers properly to the appropriate filing date in France.

Sources


Year filed 1912
Year granted 1913
Office GB
Patent number 28405
Inventors Adolphe-François-Joseph Doutre
Inventor country FR
Applicant person Adolphe-François-Joseph Doutre
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Improvements in or relating to Aeronautical Machines
English title Improvements in or relating to Aeronautical Machines, particularly transverse equilibrium as aided by way of movable surfaces
Tech fields Airplane, Stability, Equilibrium, Aerodynamics
Filing date 1912-12-09
Full specification filed date 1912-12-09
Application number 191228405D
Grant date 1913-08-21
Granted? 1
Publication date
Supplementary to patent Patent FR-1911-435648.16544, Patent FR-1910-435648
Related to aircraft? 1
Serial number
Patent agent Philip Middleton Justice
Assigned to
National tech categories
IPCs IPC B64C1/00, IPC B64C17/00
CPCs CPC B64C2700/6218, CPC B64C17/00
Family year 1910
First filing? 1
Cites these patents
Citations from after 1930
Application ID 23643530
INPADOC family ID 11130455
Number of text pages 3
Number of diagram pages 1
Number of figures 2
Number of claims 4