Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 143,024 pages of information and 229,410 images on early companies, their products and the people who designed and built them.
Formerly based in South Croydon; Thornton heath and later in the West Midlands
Manufacturer of High-Voltage Power Supplies
1947 Company formed
A Division of Applied Kilovolts