Patent GB-1909-30344

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" [Convention date]. Void. [Published under Section 91 of the Act.] Aerial machines without aerostats; planes, arrangement and construction of; steering; propelling. The supporting-planes of an aerial machine are divided centrally and pivoted on vertical or nearly vertical axes about which the planes can be adjusted for balancing and steering laterally, or for varying the supporting effect of the planes."

  • B64C3/40 Varying angle of sweep
  • Inventor location: rue de Candolle, 16, Geneva; Engineer

Patent family descending from Patent FR-1908-398190

Sources


Year filed 1909
Year granted 1909
Office GB
Patent number 30344
Inventors Léon Dufour
Inventor country CH
Applicant person Léon Dufour
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Improvements in and relating to Aeroplanes
English title Improvements in and relating to Aeroplanes
Tech fields
Filing date 1909-12-28
Full specification filed date
Application number 190930344D
Grant date
Granted? 0
Publication date
Supplementary to patent Patent FR-1908-398190
Related to aircraft? 1
Serial number
Patent agent Haseltine, Lake & Co.
Assigned to
National tech categories
IPCs IPC B64C3/40
CPCs CPC B64C3/40
Family year 1908
First filing? 0
Cites these patents
Citations from after 1930 1
Application ID 23592917
INPADOC family ID 11086655
Number of text pages 4
Number of diagram pages 1
Number of figures 4
Number of claims 1