Time switch type D-345-A

maker:: Muirhead and Company Limited

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Time switch type D-345-A, no. 136444, by Muirhead and Co. Ltd.
Science Museum Group
© The Board of Trustees of the Science Museum

Time switch type D-345-A, no. 136444, by Muirhead and Co. Ltd.

Details

Category:: Telecommunications

Object Number:: 1989-1027

type:: time

credit:: Muirhead Vactric Components Limited

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Time switch type D-345-A

Details

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