Moving-coil rectifier-type a.c. voltmeter no. D477512
Moving-coil rectifier-type a.c. voltmeter no. D477512, patent no. 469460, ranges 10mV, 50mV, 750mV and IV, made in England by Elliott Brothers (London) Ltd
Details
- Category:
- Electricity and Magnetism
- Object Number:
- 1992-504
- type:
- voltmeter
- credit:
- Eastern Electricity. Appliance Testing L