[Trade Journal] Publication: Electrical World New York, NY, United States |
WESTERN NOTES. BRANCH OFFICE OF THE ELECTRICAL WORLD 39 Mallers Building, Chicago, Aug. 24, 1889. · · 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. · · F. DE L. |