Electrostatic graivty voltmeter
- Made:
- London
Electrostatic graivty voltmeter, Ayrton and Mather's patent by R.W. Paul, Hatton Garden, London. 300-650 volts
Details
- Category:
- Electricity Supply
- Object Number:
- 1980-74
- type:
- voltmeter
- credit:
- Imperial College of Science & Technology (Dept. of Electrical Engineering)