Patent GB-1909-20606

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For heavier-than-air craft mainly. Refers to own patent 20232 of 1909. Patent GB-1909-20232

  • Inventor location: "Plas Madoc", Gondar Gardens, Hampstead, London
  • Inventor occupation: Civil engineer


Year filed 1909
Year granted 1910
Office GB
Patent number 20606
Inventors Lewis Thomas Godfrey Evans
Inventor country GB
Applicant person Lewis Thomas Godfrey Evans
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Improvements in Aeronautical Apparatus
English title Improvements in aeronautical apparatus
Tech fields
Filing date September 3, 1909
Full specification filed date
Application number 191020606D
Grant date April 4, 1910
Granted? Yes
Publication date October 3, 1910
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent Edwards & Co.
Assigned to
National tech categories
IPCs IPC B64C3/54
CPCs CPC B64C3/54
Family year 1909
First filing? Yes
Cites these patents
Citations from after 1930
Application ID 23604587
INPADOC family ID 11096785
Number of text pages 3
Number of diagram pages 3
Number of figures 7
Number of claims 8