Varley's carbon lightning protector

Varley's carbon lightning protector

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Varley's carbon lightning protector
Science Museum Group
© The Board of Trustees of the Science Museum

Varley's carbon lightning protector, patented by C and S A Varley in 1866

Details

Category:
Telecommunications
Object Number:
1923-269
type:
lightning protector
credit:
Institution of Electrical Engineers