Key for reversing current through galvanometer

maker:
Elliott Brothers
Key for reversing the current through a galvanometer.

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Key for reversing the current through a galvanometer.
Science Museum Group
© The Board of Trustees of the Science Museum

Key for reversing the current through a galvanometer.

Details

Category:
Electricity and Magnetism
Object Number:
1976-571
type:
key - hardware
credit:
Cable and Wireless Ltd.