[Trade Journal]
Publication: Western Electrician
Chicago, IL, United States
vol. XII, no. 19, p. 260, col. 3
ELECTRICAL PATENTS.
Issued May 2, 1893
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496,652. Insulator for Telegraph Wires. Ralph G. Hemingray, Covington, Ky., and James C. Gill, Muncie, Ind.
The insulator is of the ordinary kind used on telegraph poles, but is provided with a series of cleats or conical projections at its lower edge, whereby water on the insulator will flow off in drops.
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