[Trade Journal]
Publication: Electrical World
New York, NY, United States
vol. 14, no. 9, p. 156, col. 3
WESTERN NOTES.
BRANCH OFFICE OF THE ELECTRICAL WORLD
39 Mallers Building, Chicago, Aug. 24, 1889.
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The Electrical Supply Company, Chicago, report large sales of their "high insulation brackets," one company employing the alternating current having used over two thousand of the various atyiss in order to secure perfect insulation and undisturbed service.
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F. DE L.