Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 167,720 pages of information and 247,131 images on early companies, their products and the people who designed and built them.
Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.
of Tyburn Road, Birmingham.
1946 Public company incorporated to acquire the business of Concentric Manufacturing Co. Ltd.
1961 Manufacturers of gas valves, thermostats and brass fittings for the gas and allied trades, units and component parts for the auto-mobile industry. 1,000 employees. [1]
Grace's Guide web site design is Copyright © 2025 by Grace's Guide Ltd. The text of this web site is available under the Creative Commons Attribution-ShareAlike License; additional terms may apply. By using this site, you agree to the Terms of Use and Privacy Policy.
MW1.43