"Metrohm" moving coil ohmmeter for use with external battery
"Metrohm" moving coil ohmmeter for use with external battery, by Everett Edgcumbe, London, No.242103
Details
- Category:
- Electricity and Magnetism
- Object Number:
- 1976-329
- type:
- ohmmeter
- credit:
- Brown Boveri and Co.