The Hotpoint Electrical Appliance Co. Ltd. 24 Newman St, London, W1.
Metal Ware Corporation
Marketed the B-38 in the U.K. The heater was rated 375 watts, 220 volts.
The Metal Ware Corporation of Two Rivers Wisconsin, as part of their Empire line of goods, sold an electricaly heated hot air engine, model B-38, for use in driving moving shop window displays. Heated by a 350 watt electric element the engine was to a design patented by J Koenig, of Two Rivers Wisconsin, in 1927.