Watt hour meter
Watt hour meter, intermittent integrating class, electrically driven clock, (Caudray patent)
Details
- Category:
- Electricity Supply
- Object Number:
- 1905-34
- type:
- meter
- credit:
- British Thomson-Houston Company Limited
Watt hour meter, intermittent integrating class, electrically driven clock, (Caudray patent)
