Patent information:
| Patent: | Utility 70,132 |
| Patented: | October 22, 1867 |
| Applied: | |
| Title: | Improvement in Telegraph Insulators |
| Description: | Slotted, flanged insulator in slot in crossarm |
| Category: | Slotted |
| Assigned to: | Themselves and W. H. Hoag |
Patentee Information:
Class and subclass information:
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 155 | INSULATORS; Insulator and conductor embracing holder; Divided insulator; |
Known specimens:
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Drawings:
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