Gambrell Brothers and Co
of Purley Way, Croydon, Surrey. Telephone: Thornton Heath 3211. Cables: "Instradio, Croydon"
1910 Exhibited at the Physical Society's Exhibition.[1]
1940 Coil Resistance 200 Ohms Mk1. [2]
1947 Listed Exhibitor - British Industries Fair. Manufacturers of Scientific Instruments. (Olympia, Ground Floor, Stand No. A.1036) [3]
See Also
Sources of Information
- ↑ The Times, Dec 12, 1910
- ↑ [1] Terelab
- ↑ 1947 British Industries Fair p112