Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 143,439 pages of information and 230,054 images on early companies, their products and the people who designed and built them.
Maker of vacuum furnaces and electro-welders, of Histon, Cambridge
1959 Dr Malcolm Boston left the company he had founded, Camvac, to start Torvac in Cambridge, using his knowledge of vacuum technology which he applied to design electron-beam welders and vacuum furnaces for industrial uses
1985 Acquired by Thermal Scientific plc