[Trade Journal] Publication: Western Electrician Chicago, IL, United States |
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ILLUSTRATED ELECTRICAL PATENT RECORD. Issued (United States Patent Office) October 24, 1905. · · 802,498. Retaining Clip for Third-rail Insulators William Courtenay, New York, N. Y. Application filed December 6, 1904. A section of a rail-clip consists of a straight metal bar perforated transversely and an integral hook at one end of the bar of greater width than the bar and overhanging it. (See cut.) · ·
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Keywords: | Third Rail Insulator : Patent |
Researcher notes: | |
Supplemental information: | Patent: 802,498 |
Researcher: | Bob Stahr |
Date completed: | March 21, 2009 by: Bob Stahr; |