Patent FR-1919-494879

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Patent family descending from Patent GB-1915-16791

  • Amusingly the British version of this patent was put in different IPC and CPC categories from the ones here.

Sources


Year filed 1917
Year granted 1919
Office FR
Patent number 494879
Inventors Isaac Francis Taylor, Samuel Pick
Inventor country GB
Applicant person Isaac Francis Taylor, Samuel Pick
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Perfectionnements aux appareils de navigation aérienne pour la défense contre les aéronefs ennemis ou autres applications
English title Aerial defence against aircraft attack
Tech fields military
Filing date June 11, 1917
Full specification filed date
Application number 494879D
Grant date June 11, 1919
Granted? Yes
Publication date September 20, 1919
Supplementary to patent Patent GB-1915-16791
Related to aircraft? Yes
Serial number
Patent agent M. Zerolo
Assigned to
National tech categories FR 6.4
IPCs IPC B64C23/00
CPCs CPC B64C23/005, CPC B64C2700/6274
Family year 1917
First filing? No
Cites these patents
Citations from after 1930
Application ID 19312041
INPADOC family ID 5375321
Number of text pages 4
Number of diagram pages 3
Number of figures 9
Number of claims 5