Sumpner double gap wattmeter

Sumpner double gap wattmeter, 1910. (Birmingham University No.Q

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Sumpner double gap wattmeter, 1910. (Birmingham University No.Q
Science Museum Group
© The Board of Trustees of the Science Museum

Sumpner double gap wattmeter, 1910. (Birmingham University No.Q.W.11)

Details

Category:
Electricity Supply
Object Number:
1932-26
type:
wattmeter
credit:
University of Birmingham