[Trade Journal]
Publication: Western Electrician
Chicago, IL, United States
vol. 42, no. 21, p. 424-425, col. 1-3
ILLUSTRATED ELECTRICAL PATENT RECORD.
Issued (United States Patent Office) May 12, 1908.
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887,336. Electric Insulator. Herman Mieth, Vallejo, Cal. Application filed May 29, 1906.
Upper and lower holding rods are joined by a petticoated insulating connection. About this are two separate casings open at one end. The inner one extends upward and the outer one downward. (See cut on next page.)
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| No. 887,336. — Insulator |
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