Grace's Guide

British Industrial History

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 133,786 pages of information and 211,899 images on early companies, their products and the people who designed and built them.


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1926 A new company, Metropolitan-Vickers-GRS Limited, was formed by Metropolitan-Vickers with the General Railway Signal Company of Rochester, New York, to sell railway signalling equipment, under the design of the American company and made at the Trafford Park works.

Presumably later AEI-GRS

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