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