Astatic Current Indicator (No 615) marked 'Crompton's patent' maded by R E Crompton & Co

Made:
circa 1878-1927 in Chelmsford
maker:
R E Crompton and Company
Astatic Current Indicator (No 615) marked 'Crompto

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Astatic Current Indicator (No 615) marked 'Crompto
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© The Board of Trustees of the Science Museum

Astatic Current Indicator (No 615) marked 'Crompton's patent' maded by R E Crompton & Co, Chelmsford.

Details

Category:
Electricity Supply
Object Number:
1899-19
Materials:
brass, glass, wood, metal plated (unknown), steel and phenolic
type:
current indicator
credit:
Crompton and Company