Grace's Guide

British Industrial History

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British Sangamo Co

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31st December 1937.
1960. Ref AA below

of Cambridge Arterial Road, Enfield, Middlesex. Telephone: Enfield 3434/5/6/7. Telegraphic Address: "Bristango, Enfield"

1921 Incorporated as the British Sangamo Co Ltd which was then a wholly-owned subsidiary of an American company, the Sangamo Electric Company.

1929 Established a factory at Enfield for the manufacture of meters.

1935 Became public company.

1936 Patent - Improvements in or relating to electric clock movements.

1936 British Sangamo acquired the Weston Electrical Instrument Co. of Surbiton. This company was the United Kingdom subsidiary of the “Weston Electrical Instrument Corporation”, of Newark, New Jersey, USA, a company founded by Dr. Weston and was recognized as one of the world's leading manufacturers of electrical measuring and associated equipment.

The resources, knowledge and expertise of the two companies were combined to form Sangamo Weston, designing and making electrical measuring and control equipment.[1]

1937 British Industries Advert for Electricity Meters; Time Switches. Integrated Watt-hour and Ampere-hour Meters. Meter Accessories and Testing Apparatus. Thermal Demand Meters. Time Mechanisms and Switches. Instruments manufactured by Weston Instrument Company, i.e., Ammeters, Voltmeters, etc. (Electricity: Industrial and Domestic Section - Stand No. Cb.502)

1937 As Sangamo Weston - activities were expanded by acquisition of companies manufacturing electrical instruments and control systems. Supplied a range of electrical Weston aircraft thermometers, which have the advantage of requiring only a flexible wire connection between the instrument and the point at which the temperature is to be measured. Two types supplied - a thermocouple type for use with aeroengines and a resistance bulb type for measuring lower temperatures. A thermometer selector switch especially designed for use with either type was also available to connect several thermometers to a single indicator.

1938 Improvements in or relating to electrical measuring instruments.

1939 See Aircraft Industry Suppliers

See Also


Sources of Information

  1. [1] Sangamo Weston