active 1925-1998, manufacturer of pharmaceutical and medical supplies, Liverpool Evans Medical Limited 1925 - 1998
1922-1964, manufacturer and supplier of razors and washing machines, London, England Rolls Razor Limited 1922 - 1964
active about 1920-1935, manufacturer of radio valves, Harrow, Middlesex, England, British Hivac Limited 1920 - 1935
active 1944-1954, laboratory apparatus & instrument maker, London, England W and J George and Becker Limited 1910 - 1954
1852-1922, electrical engineer; university teacher, Austrian; British Kapp, Gisbert Johann Eduard 1922 - 1922
active 1920-1964, aircraft manufacturer, Hatfield, Hertfordshire, England, British De Havilland Aircraft Company Limited 1920 - 1964
active 1920-1970, manufacturer of pharmaceuticals; chemical manufacturer, UK subsiduary of Swiss co Geigy (UK) Limited 1920 - 1970
1922; railway preservationist; photographer; writer; publisher; film producer Whitehouse, Patrick 1922 - 1993
1920-1979, electrical research organisation, British British Electrical & Allied Industries Research Association 1920 - 1979
1921-1954, x-ray and electro-mechanical apparatus manufacturer, Holborn, London, England, British A E Dean and Company Limited 1921 - 1954