Cardew patent voltmeter no. 651, in case

Made:
1880-1900 in London
patentee:
Cardew

Cardew patent voltmeter no. 651, in case, by W. T. Goolden & Co., London, England, 1880-1900.

Details

Category:
Electricity Supply
Object Number:
1985-1150
Materials:
copper (alloy), incomplete, metal, white (unknown), textile and wood (unidentified)
type:
voltmeter
taxonomy:
  • measuring devices
  • measuring devices
credit:
City University. Dept. of Electrical and