Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 144,350 pages of information and 230,176 images on early companies, their products and the people who designed and built them.
of 55 Garratt Lane, Wandsworth, London, SW18. Telephone: Battersea 1902
of Welsbach House, 344 to 354 Gray's Inn Road, London, WC (1914)
formerly Welsbach Incandescent Gas Light Co
1914 Manufacturers of burners, gas mantles, stoves, cookers, gas and electric metallic filament lamps. Employees 1,000. 
1922 Patent - Improvements in or relating to gas burners. 
1937 Listed Exhibitor - British Industries Fair. Incandescent Mantles. Gas Burners for domestic and street lighting work. Gas Fires, including the "Handiheater", fitted with Patent Block Fuel, without gas or air control. "Kernscreen" Models. Modern Gas Fittings. (Stand No. Ca.604)