[Trade Journal]
Publication: Western Electrician
Chicago, IL, United States
vol. 42, no. 5, p. 114, col. 1-3
ILLUSTRATED ELECTRICAL PATENT RECORD.
Issued (United States Patent Office) January 21, 1908.
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| No. 876,939. — Insulator |
876,939. Insulator. harold W. Buck, Niagara Falls, N. Y. Application filed July 29, 1902.
The body of the insulator is a horizontal spindle with transverse external corrugations. The conductor is supported by the middle groove. The insulator is held by supports entering recesses in the opposite ends. (See cut.)
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