[Trade Journal]
Publication: Western Electrician
Chicago, IL, United States
vol. 26, no. 11, p. 181, col. 1-2
ILLUSTRATED ELECTRICAL PATENT RECORD.
Issued March 6, 1900.
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644,646. Insulator for Use on Electric Railways. James Thomas and William R. Thomas, Catasauqua. Pa. Application filed December 12, 1899.
An insulator is described which comprises an insulating block having a recess at one end adapted to engage a base, a base for supporting the block, spacing projections on the base for separating the block a suitable distance therefrom, an attaching cup adapted to fit upon the other end of the insulating block, spacing projections on the block for separating the cup a suitable distance therefrom, means for holding the parts together, and means for securing a conductor to the cup. (See cut.)
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| No. 644,646 |
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