Moving-coil rectifier-type a.c. voltmeter no. D477512

Moving-coil rectifier-type a.c. voltmeter no

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Moving-coil rectifier-type a.c. voltmeter no
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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