British Sangamo Co
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.
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] Competition Commission
- [2] Wikipatents
- 1937 British Industries Fair Advert p561; and p340
- [3] Wikipatents
- AA. [4] Image courtesy of Aviation Ancestry