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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