Electric impedances of variable value
United States Patent 3036263
US Patent References:
Adjustable condenser
- - 1350279

Condenser
- - 1491341

Indicator device and analogue computer circuit
- - 2752093

Voltage measuring device
- - 2762038


Inventors:
Lister, Hallas
Publication Date:
05/22/1962
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Assignee:
TELEPHONE CABLES LTD
Primary Class:
323/354
Other Classes:
323/364, 323/365
International Classes:
G01R1/20; H01C10/06; H03H5/02; H03M1/00; G01R1/00; H01C10/00; H03H5/00