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 148,106 pages of information and 233,633 images on early companies, their products and the people who designed and built them.


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of Arlesey, Beds, maker of industrial lasers

1981 Supplied laser to the Bank of England for cutting the security thread in the new £50 note[1]; the system was developed in conjunction with the Culham Laboratory of the UKAEA[2]

1987 Acquired by 600 Group[3]

See Also


Sources of Information

  1. The Times Mar 31, 1981
  2. The Times Mar 24, 1981
  3. The Times April 02, 1987