Gateway Object: Document – H. Metal & Machinery Co. LTD

Invoice – H. Metal & Machinery Co. LTD


Electroplating Rectifiers convert electrical current from alternating current to direct current which is necessary for plating metals. Newman Brothers bought a reconditioned 1000-amp rectifier, with a control panel on 16th December 1964 for £210, the equivalent of just over £4,000 today.

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