1
Improvements in or relating to devices controlling the feed of liquid fuel to a burner. Leon Jacques Wanson, August 19, 1959: GB818695-A (2 worldwide citation)

818,695. Valves. WANSON, L. J. July 10, 1957 [Sept. 17, 1956], No. 21947/57. Class 135. A valve unit for controlling the supply of liquid fuel to a burner comprises an electromagnetically operated pilot valve A and a main valve in the form of a piston B working in a cylinder M and forming two chambe ...


2
Improvements in and relating to warm air generating appliances. Leon Jacques Wanson, June 26, 1963: GB929987-A (1 worldwide citation)

929,987. Air-heating stoves. L. J. WANSON. Nov. 4, 1959 [Nov. 17, 1958], No. 37384/59. Class 64 (1). In an air-heating stove in which air to be heated is forced upwardly by blowers 3, 31 over a combustion chamber 7 and over flue tubes 8, 81 of a two-pass heat-exchanger, hot gases from the combustion ...