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 142,881 pages of information and 228,796 images on early companies, their products and the people who designed and built them.

Industrial Electronics

From Graces Guide

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August 1948.
January 1949.
March 1949.
June 1955. Oscilloscope Model 2300.

99, Grays Inn Road, London.


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