Patent information:
| Patent: | Utility 1,291,139 |
| Patented: | January 14, 1919 |
| Applied: | August 8, 1917 |
| Title: | Insulator |
| Description: | Self-tying slot top with keeper nail |
| Category: | Self-tying Slot Top |
| Assigned to: | |
Patentee Information:
Class and subclass information:
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 168 | INSULATORS; With conductor holding means; |
Known specimens:
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Drawings:
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