GPO 50v gas detector No 4 in l

Made:: 1954

GPO 50v gas detector No 4 in l
Science Museum Group
© The Board of Trustees of the Science Musuem

General Post Office (GPO) 50v detector No 4 in leather case made by the General Electric Co. Ltd, 1954. For measuring voltage and electrical current.

Details

Category:: Telecommunications

Object Number:: Y2003.22.211.1

Measurements:: Overall: 120 mm x 75 mm x 105 mm,

type:: electric meter - portable ammeter

credit:: Gift of British Telecommunications plc

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GPO 50v gas detector No 4 in l

Details

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