Patent GB-1908-21074

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  • Inventor location: 80 Brooke Street, Grosvenor Square, London; Dental Surgeon

Sources


Year filed 1908
Year granted 1909
Office GB
Patent number 21074
Inventors Jack Edmund Humphreys
Inventor country GB
Applicant person Jack Edmund Humphreys
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Improvements in aeroplanes
English title Improvements in aeroplanes
Tech fields
Filing date 1908-10-06
Full specification filed date 1909-05-06
Application number
Grant date 1909-12-06
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent Abel & Imray
Assigned to
National tech categories
IPCs
CPCs
Family year 1908
First filing? 1
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages 4
Number of diagram pages 3
Number of figures 7
Number of claims 13