Patent information:
| Patent: | Utility 1,335,634 |
| Patented: | March 30, 1920 |
| Applied: | May 7, 1919 |
| Title: | Insulator |
| Description: | Knob |
| Category: | Knob |
| Assigned to: | Wheeling Tile Co. |
Patentee Information:
| AMOS, Frank M. | Wheeling, WV |
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 |