Patent information:
Patent: | Utility 780,316 |
Patented: | January 17, 1905 |
Applied: | June 10, 1904 |
Title: | Third Rail Insulator |
Description: | Cylindrical third rail insulator with inner core of cement to secure the metal cap and metal support to the insulator. |
Category: | Third Rail |
Assigned to: | |
Patentee Information:
Class and subclass information:
Class: | 191 | ELECTRICITY: TRANSMISSION TO VEHICLES |
Subclass: | 32 | CONDUCTORS; Third rail; Supports; |
Known specimens:
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Drawings:
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