Patent GB-1918-128724

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Biplanes facing each of four directions making a big square, and a helicopter propeller in the middle ; an understandable idea. exampleTemplate:Diagrams

  • Inventor location: "Gentlemen", at 418 West 35th St, NYC


Year filed 1918
Year granted 1919
Office GB
Patent number 128724
Inventors Louis Raymond Accornero, Adolphe Gaydon
Inventor country US
Applicant person Louis Raymond Accornero, Adolphe Gaydon
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Improvements in and relating to Aeroplanes
English title Improvements to aeroplanes
Tech fields structure, helicopter, VTOL, hybrid, biplane
Filing date 1918-06-24
Full specification filed date
Application number 1041518
Grant date 1919-06-24
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent J. S. Withers & Spooner
Assigned to
National tech categories
IPCs IPC B64C27/04
CPCs CPC B64C2700/6281, CPC B64C29/0025, CPC B64C39/06
Family year 1918
First filing? 1
Cites these patents
Citations from after 1930
Application ID 21571367
INPADOC family ID 23385904
Number of text pages 4
Number of diagram pages 1
Number of figures 5
Number of claims 4