Patent information:
Patent: | Utility 426,203 |
Patented: | April 22, 1890 |
Applied: | January 17, 1890 |
Title: | Insulator |
Description: | Wood tree insulator with line wire running through the center of a rod of wood |
Category: | Wood |
Assigned to: | Thomas L. Coles |
Patentee Information:
Class and subclass information:
Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
Subclass: | 156 | INSULATORS; Divided insulator; |
Known specimens:
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Drawings:
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