1948-1992, railway company regional authority, United Kingdom British Railways, Western Region 1948 - 1992
active 1944-1954, laboratory apparatus & instrument maker, London, England W and J George and Becker Limited 1910 - 1954
1947-1990s; aircraft maintenance, manufacturer of electronic equipment; Haddenham, Buckinghamshire, England Airtech Ltd 1947 - 1999
1944; railway employee, railway engineer, railway engineering manager, railway company director Rollin, David 1944 - 2021
active 1948-1969, optical instrument maker (spectroscopes etc.), London, England Hilger and Watts Limited 1948 - 1969
1948-1977, goldsmiths, assayers and photographic chemists, Hendon Johnsons of Hendon Limited 1948 - 1972
1945-2000, manufacturer of insulated cables, Helsby, England British Insulated Callenders Cables Plc 1945 - 2000
1947-1966, marine and aero navigation instrument designer; manufacturer, British Kelvin and Hughes Limited 1947 - 1966
1943-1948, manufacturer of aircraft and ballpoint pens, Reading, England Miles Aircraft Co 1943 - 1948
1943-2004, manufacturer of cryptographic and photographic equipment, Switzerland Gretag AG 1943 - 2004
1945-1985, manufacturer of electronic equipment (acoustic devices), United Kingdom Dawe Instruments Limited 1945
1946-1954, manufacturer of mororcycles, Southport, England Corgi Motorcycle Company Limited 1946 - 1910