Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 133,814 pages of information and 211,901 images on early companies, their products and the people who designed and built them.
of Hersham, Walton-on-Thames.
1908 British Westinghouse Electric and Manufacturing Co Ltd announced that Cooper Hewitt mercury discharge lamps would be manufactured in the UK, having previously been made in France and Germany.
1909 Converted into private company
1911 Westinghouse Cooper-Hewitt Co demonstrated mercury vapour lamps at the Electrical Exhibition.
1920 Name changed to Hewittic Electric Co
1937 Manufacturers of electrical machinery. "Hewittic" Electrical Appliances.
1938 Manufacturers of glass bulb rectifiers
1947 Hackbridge and Hewittic Electric Co went public