[Trade Journal]
Publication: The Electrical Engineer
New York, NY, United States
vol. 23, no. 456, p. 126-127, col. 2,1
ADVERTISERS' HINTS
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FRED M. LOCKE, Victor, N. Y., is manufacturing a large variety of insulators of china and glass for all purposes. These insulators have been tested up to 70,000 volts and he has received some strong testimonials as to their efficiency.
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