active 1925-1998, manufacturer of pharmaceutical and medical supplies, Liverpool Evans Medical Limited 1925 - 1998
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
1948-1992, railway company regional authority, United Kingdom British Railways, Western Region 1948 - 1992
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
1936-c. 2005, manufacturer of electronic measuring and laboratory equipment, Croydon, England H W Wallace and Company Limited 1936 - 2005
1936-1999, plastics manufacturer (optics), London, Slough; England, British Combined Optical Industries Limited 1936 - 1999
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