of Footscray
Part of STC
1933 Company founded to manufacture American pattern valves for the British market.
1938 or so: Began to share the Foots Cray site with Kolster-Brandes, another STC company
1960 Thorn Electrical Industries acquired the Brimar cathode ray tubes and valve business from STC; Brimar Electronics was formed to allow Thorn's scientists and engineers the opportunity for developing some of their ideas [1].
1961 Became part of the joint venture between Thorn and AEI in manufacture and sale of valves and cathode ray tubes [2] - Thorn-AEI Radio Valves and Tubes.