Mercury switch made by the Power Equipment Co. Ltd
- Made:
- circa 1950 in United Kingdom
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Science Museum Group Collection
© The Board of Trustees of the Science Museum
Mercury switch made by the Power Equipment Co. Ltd, c.1950
Details
- Category:
- Telecommunications
- Object Number:
- Y2003.22.120.1
- Measurements:
-
Overall: 150 mm x 160 mm x 170 mm,
- type:
- switching unit
- credit:
- Gift of British Telecommunications plc
