Patent GB-1913-23471

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  • Inventor location: Beurrier: Independent gentleman, at Thaims, near Cozer, Charente-Inférieure, France ; Bigourdan: gentleman; of Maisse, Seine-et-Oise, France

The parent patent is dated 1912-Oct-16. Presumably it's this one:

Patent family descending from Patent FR-1912-449486


Year filed 1913
Year granted 1913
Office GB
Patent number 23471
Inventors Alexis Beurrier, Edouard Jean Bigourdan
Inventor country FR
Applicant person Alexis Beurrier, Edouard Jean Bigourdan
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Improvements in Aerial Vehicles
English title Improvements in Aerial Vehicles
Tech fields
Filing date 1913-10-16
Full specification filed date
Application number 191323471D
Grant date 1914-08-07
Granted? 1
Publication date
Supplementary to patent Patent FR-1912-449486
Related to aircraft? 1
Serial number
Patent agent Hy. Fairbrother
Assigned to
National tech categories
IPCs IPC B64C27/04
CPCs CPC B64C39/06, CPC B64C2700/6281, CPC B64C29/0025
Family year 1912
First filing? 0
Cites these patents
Citations from after 1930
Application ID 23658273
INPADOC family ID 11143052
Number of text pages 4
Number of diagram pages 3
Number of figures 3
Number of claims 7