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 148,470 pages of information and 233,895 images on early companies, their products and the people who designed and built them.

International Unicalor Co

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of Wednesfield Road, Wolverhampton. Telephone: Wolverhampton 20352. Telegraphic Address: "Wolverhampton 20352"

1937 Listed Exhibitor - British Industries Fair. Unicalor automatic Coal Stoker, installed with Beeston Robin Hood Boiler. (Stand No. D.216)

1938 Patent - Improvements in underfeed stokers of the screw type.

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