[Trade Journal]
Publication: Western Electrician
Chicago, IL, United States
vol. 19, no. 26, p. 321-322, col. 1-3
ILLUSTRATED ELECTRICAL PATENT RECORD.
Issued December 15, 1896.
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| No. 573,092 |
573,092. Insulator. Fred M. Locke, Victor, N. Y. Application filed August 24, 1896.
There are two members, the outer one composed of insulating material puncturable by an electric current, and an inner member of less puncturable insulating material within the other, and provided with a suitable recess to receive an insulator support.
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