Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 132,950 pages of information and 210,197 images on early companies, their products and the people who designed and built them.
of Putney and later of Treforest
1919 sold world distribution rights to Smiths
1922 Made by the Robinhood Engineering Works.
c.1927 Sold to Smiths.
1937 Kennelm Lee Guinness died.
1937 Manufacturers of sparking plugs and sparking plug wireless screens. "K.L.G." Sparking Plugs.
1939 See Aircraft Industry Suppliers
c.1940 They set up a shadow factory at Treforest, in South Wales, to protect the business from bombing. After the war production continued at both places.
1963 Motor Show exhibitor. Sparking plugs.
An account of the development of KLG plugs may be found in the booklet 'The Vital Spark!' by Keith Gough