Grace's Guide To British Industrial History

Registered UK Charity (No. 1154342)

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 169,973 pages of information and 247,937 images on early companies, their products and the people who designed and built them.

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.

EMI Factories

From Graces Guide
1947. Radio Frequency Heating.

of Hayes

Part of EMI

1947 EMI: British Industries Fair Advert for Radio Frequency Heating for industrial purposes. Illustrating Model R.F.H.1. Manufacturers of Radio-Frequency Industrial heating Equipment for the Moulding Industry and a wide range of industrial processes, including treatment of wood, sterilisation of food, case-hardening of steel, brazing and soldering. (Plastics Section - Earls Court, 1st Floor, Stand No.821) [1]


See Also

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Sources of Information

  1. ↑ 1947 British Industries Fair Advert 87; and p89
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