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 131,567 pages of information and 209,038 images on early companies, their products and the people who designed and built them.

Hydraulic Machinery

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1967 Peter Hamilton Equipment and Hydraulic Machinery reported record sales of Hy-Mac hydraulic excavators[1]

By 1968 was a subsidiary of Powell Duffryn

1968 Queen's Award to Industry for Export Achievement [2]

1969 Powell Duffryn acquired the remaining 14.5 percent of the company that it did not already own, from Alexander Shand (Holdings)[3]

See Also


Sources of Information

  1. The Times, Aug 14, 1967
  2. The Engineer of 26th April 1968 p650
  3. The Times, Feb 22, 1969