Patent BE-1914-267048

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« Les plans sont formés de surfaces raidies par les nervures. »

“The planes are made up of surfaces stiffened by the ribs.”

Sources

  • RdBdI 1914
  • Inventor location: rue des Champs-Elysées, 60, Brussels
  • Patent agent location: Brussels


Year filed 1914
Year granted
Office BE
Patent number 267048
Inventors R. Lagrange
Inventor country BE
Applicant person R. Lagrange
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Surfaces rigides portantes ou directrices pour appareils aéro et hydronautiques
English title Rigid bearing or guiding surfaces for aero and hydronautical devices
Tech fields wings, lift, sustentation, rudder, control, steering
Filing date
Full specification filed date
Application number
Grant date
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent Gernaert
Assigned to
National tech categories BE K
IPCs
CPCs
Family year 1914
First filing? 1
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages
Number of diagram pages
Number of figures
Number of claims