Special plug resistance bridge no. 2831

Made:
1915
Special plug resistance bridge no

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Special plug resistance bridge no
Science Museum Group
© The Board of Trustees of the Science Museum

Special plug resistance bridge no. 2831, 1915 by Muirhead and Co. 1915, with carrying case

Details

Category:
Telecommunications
Object Number:
1989-925
type:
resistances
credit:
Muirhead Vactric Components Limited