active 1932-1986, manufacturer of meteorological instruments, United Kingdom Francis Barker and Son (1932) Limited 1932 - 1986
1926-late 1960s, photographic advertising agency, England Photographic Advertising Limited 1926 - 1969
1927-1971, manufacturer of dyestuffs, Blackley, Manchester, England Imperial Chemical Industries Limited, Dyestuffs Division 1927 - 1971
1931-1979, recording & consumer electrical/electronic goods manufacturer, United Kingdom Electric and Musical Industries Limited 1931 - 1979
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
active 1927-2008, physican; orthopaedic surgeon; designer of artificial limbs, Indian Sethi, Pramod Karan 1927 - 2008
1935-1989, manufacturer of fire & smoke detection equipment & gas cylinders, Colnbrook, England Walter Kidde Company Limited 1935 - 1989
1927-1969, promoter of health education, London, United Kingdom Central Council for Health Education 1927 - 1969
1935-c.1981, television component and vacuum tube manufacturer, Cambridge, England Cathodeon Ltd. 1935 - 1981
active 1935-1960, aircraft component manufacturer, Lancashire, England De Havilland Propellers Limited 1935 - 1960
1932-1997, aerospace and weapons manufacturer, United States, American Hughes Aircraft Company 1932 - 1997