Patent information:
| Patent: | Utility 1,042,372 |
| Patented: | October 22, 1912 |
| Applied: | April 8, 1912 |
| Title: | Split Insulator |
| Description: | Knob |
| Category: | Knob |
| Assigned to: |
Patentee Information:
| HARRIS, John R. | Chartiers Township, PA |
Class and subclass information:
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 157 | INSULATORS; Divided insulator; Aligned through aperture; |
Known specimens:
| None known |
Drawings:
Page 1 |