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 148,107 pages of information and 233,634 images on early companies, their products and the people who designed and built them.

Vislok

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December 1919.
January 1920.
January 1920.
1922.
October 1945.
November 1947.

Maker of a design of locking nut, of Salisbury Sq, London (1916)

of Market Harborough.

1913 Vislok nuts first offered for sale.

1916 Offered a range of safety nuts which were used by a wide range of clients[1]. Based on the coincidence of address, and the fact that the advertising was handled by Haddon Advertising[2] it seems likely this company was part of Haddon group of companies

1926 Vislok were used in Tungstone batteries[3]


See Also

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Sources of Information

  1. The Times Mar 30, 1916
  2. The Times, Sep 26, 1917
  3. The Times Jan 01, 1926