Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 167,711 pages of information and 247,105 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.
1974 Awarded Queen's Award for Industry for its light-sensitive integrated circuits[1]
Early 1970s: acquired by Muirhead and Co
1988 Became part of Pilgrim House
1989 Williams Holdings sold the company to B. Elliott and Co[2]
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