Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 167,391 pages of information and 246,940 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 Parker Street, London.
1919 Private company.
1953 A subsidiary company of GEC.[1]
1961 Manufacturers and installers of telephone systems, staff locators, electric clock and time recording systems. [2]
1967 Combined with AEI's Private Telephone business; became part of GEC-AEI Telecommunications
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