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 147,192 pages of information and 233,429 images on early companies, their products and the people who designed and built them.

Powder Couplings

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1969. Model C.23.

Powder Couplings Ltd

By 1968 was part of the Associated Engineering Group

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