Siemens Electric Lamps and Supplies
Subsidiary of Siemens Brothers and Co of 38-9 Upper Thames Street, London, EC4
Lamp factory at Preston
1927 Selling Xcel made by ATM
1934 Patent x 2 - Improvements in electric discharge lamps.
1937 Listed Exhibitor - British Industries Fair. Electric Lamps. (Stand No. A.607).
1937 Electrical engineers. "Full O' Power" Batteries. "Siemens" Electric Lamps, Cables, Wires and Telephones. "Sieray" Electric Discharge Lamps.
1938 Member of Cable Makers' Association
1954 Principal home subsidiary of Siemens Brothers and Co
Sources of Information
- The Times, 22 May 1931
- * 1937 British Industries Fair p412
- * 1937 The Aeroplane Directory of the Aviation and Allied Industries