Patent information:
Patent: | Utility 452,523 |
Patented: | May 19, 1891 |
Applied: | September 12, 1890 |
Title: | Electric Insulator |
Description: | Cone of wood with metal shield for trolley wire hanger |
Category: | Wood |
Assigned to: | 1/2 to James Brusie |
Patentee Information:
Class and subclass information:
Class: | 191 | ELECTRICITY: TRANSMISSION TO VEHICLES |
Subclass: | 42 | CONDUCTORS; Trolley; Supports; Combined ears and insulator; |
Known specimens:
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Drawings:
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