Grace's Guide To British Industrial History

Registered UK Charity (No. 115342)

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 163,199 pages of information and 245,645 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.

Telephone Rentals

From Graces Guide

of Knightsbridge, London.

1929 Public company.

1961 Installators and maintainers of internal telephones, internal broadcasting, time and cost recorders, synchronised clocks, machine control (Centralograph); fire alarm and fire detection systems, staff location and watchmen protection equipment. Also install and maintain on rental, refrigeration and water softening plant. [1]

1988 Acquired by Cable and Wireless; the non-telecommunications operations were put into a new business unit, Time and Security, of Mercury Communications[2]


See Also

Loading...

Sources of Information

  1. 1961 Dun and Bradstreet KBE
  2. The Times, October 23, 1993