Patent information:
Patent: | Utility 138,512 |
Patented: | May 6, 1873 |
Applied: | October 19, 1872 |
Title: | Improvement in Insulators for Telegraph lines |
Description: | Self-tying insulator with cap |
Category: | Self-tying Miscellaneous |
Assigned to: | |
Patentee Information:
Class and subclass information:
Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
Subclass: | 156 | INSULATORS; Divided insulator; |
Known specimens:
|
Drawings:
Page 1 |
|