Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 162,253 pages of information and 244,496 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 Linton, Cambridge.
1953 Founded to make frequency control devices - presumably part of Cathodeon
By 1981 was one of the major European manufacturers of quartz crystals, crystal filters and oscillators.
1981 Part of Cambridge Electronic Industries when it was incorporated as a plc.[1]
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