The standard electrical dictionary; a popular dictionary of words, terms, and phrases, used in the practice of electrical engineering (1897)
Sloane, T. O'Conor (Thomas O'Conor), 1851-1940 · New York, H. W. Henley & co. · leaf 597
Fig, 359. Conductivity Bridge. Conductor, Twin. A cable containing two separately insulatedwires. It is used in single tube systems of iron armored interiorconduit. Conduit, Flexible. A tube woven of and impregnated withinsulating and waterproofing materials and used as an interiorconduit, q.v.…
Electricity
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