Voltmeter and ammeter indicating the direct pull of a solenoid and tubular core
Voltmeter and ammeter indicating the direct pull of a solenoid and tubular core, marked Kohlrausch No. 625
Details
- Category:
- Electricity Supply
- Object Number:
- 1902-31/1
- type:
- ammeter, voltmeter and electric coils
- credit:
- purchased