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 148,408 pages of information and 233,867 images on early companies, their products and the people who designed and built them.

Telegraph Manufacturing Co

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Decemebr 1889.
June 1898.
February 1901.
January 1902.

of Helsby, Near Warrington

1879 Joseph Slater Lewis started in business as an electrical engineer at Helsby

1880 Lewis invented a self-binding insulator which was widely adopted in Europe and the United States.

Lewis began to manufacture his insulator on a small scale.

Other branches of electrical work were later included in the business.

Eventually this business, together with an insulated wire factory, in the neighbourhood, was incorporated as the Telegraph Manufacturing Co.

Late 1880s was one of the contractors for the installation of the new telephone service in Manchester[1]

1902 British Insulated Wire Co merged with the Telegraph Manufacturing Co to form British Insulated and Helsby Cables.

See Also


Sources of Information

  1. The Times, Jan 03, 1902