[Trade Journal]
Publication: The Central Station
New York, NY, United States
vol. 13, no. 2, p. 56, col. 1
MANUFACTURERS NOTES
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Hemingray Glass Company, of Covington, Ky., one of the largest manufacturers of line insulators for every purpose, has just issued a complete illustrated catalogue of their standard glass insulators, known as Catalogue No. 28.
It shows insulators for every class of transmission work from the ordinary low voltage type up to their 9" Muncie type, which latter has withstood dry tests of 110,000 volts and are intended for use in practice on outside lines for voltages up to 33,000.
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