Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 167,710 pages of information and 247,104 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.
75 Coleman Street, London
1885 Company incorporated to purchase from the Telephone Association, Limited, the British Patent for an improved mechanical telephone. The company's prospectus indicated that the capital of the company was £100,000.[1]
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