active 1944-1954, laboratory apparatus & instrument maker, London, England W and J George and Becker Limited 1910 - 1954
c. 1908-c. 1957, manufacturer of photographic film and accessories, England Dufay-Chromex Limited 1930 - 1957
1930-1952, audio, phonographic products and magnetic recording manufacturer, Cleveland, United States Brush Development Company 1930 - 1952
1930-1994, manufacturer of recording equipment, Arlington, United States Ralph Gerbrands Company 1930 - 1994
1930s-1978, manufacturer of uniforms and helmets, England J Compton Sons and Webb Limited 1930 - 1978
1945; railway employee, railway civil engineer, railway civil engineering manager, railway infrastructure manager Spoors, Richard John 1912
1952; railway employee, railway manager, railway freight manager, railway station master, railway parcels manager, railway freight manager, railway infrastructure manager Dudman, Gordon John 1901
1953; economist, railway regulatory body leader, transport regulator employee Bolt, Christopher Wesley 1910
1953; railway employee, railway manager, station master, railway manager, railway company director Evans, Mark C.E. 1906
active 1930s-1990s, manufacturer of infant feeding bottles, Selly Oak, Birmingham, England Lewis Wolff Limited 1930
1949; railway employee, railway telecommunications engineer, railway company director, telecommunications engineer Kessell, Clive 1907
1946; railway employee, railway manager, railway passenger manager, railway company director Warburton, Ivor William 1908
1947; railway employee, railway manager, railway telecommunications manager, railway company director Jones, Michael Robert Edward 1905
1930-current (2014), entrepreneur, philanthropist, media + telecommunications innovator, Germany, German Schwarz-Schilling, Christian 1930