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 143,372 pages of information and 230,039 images on early companies, their products and the people who designed and built them.

Edison Telephone Co

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1879 The Edison Telephone Company of London Ltd, was registered 2 August, and opened in London 6 September 1879[1].

1880 Brought legal action against the India Rubber, Gutta Percha and Telegraph Works Co for alleged infringement of Mr. Edison's patent for carbon telephone transmitters. [2]

1880 United Telephone Co formed from The Telephone Company (Bell's Patents) Ltd and The Edison Telephone Company of London. [3].

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