Patent information:
Patent: | Utility 149,763 |
Patented: | April 14, 1874 |
Applied: | December 31, 1873 |
Title: | Improvement in Telegraph Insulators |
Description: | Slotted block to hold wire held to pole with unique pin |
Category: | Slotted |
Assigned to: | |
Patentee Information:
Class and subclass information:
Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
Subclass: | 166R | INSULATORS; With insulator-supporting or attaching means; Support penetrating; Through aperture, penetrating element clamped; |
Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
Subclass: | 175 | INSULATORS; With conductor holding means; Insulator structure; Self-retaining; |
Class: | 256 | FENCES |
Subclass: | 48 | WIRE; Connections; Cross; |
Known specimens:
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Drawings:
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