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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