Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 142,890 pages of information and 228,796 images on early companies, their products and the people who designed and built them.
Cables and Plastics Ltd. of 9-13 Newton Road, Leeds, 7. Telephone: Leeds 41036-7. Cables: "Capplast, Leeds". London Office at Victoria Street, W1. (1947)
1941 Private company.
1947 British Industries Fair Advert as manufacturers of C.A.P. Extruded Plastic Mouldings, Rods, Tubes, Sections, Strips and Shapes. Also Electric Cables - Polythene insulated and Polyvinyl Chloride sheathed - more fully shown at Birmingham Fair. (Plastics Section - Earls Court, 1st Floor, Stand No. 847) 
1961 Manufacturers of scientific instruments, electric cables and plastic materials.