Patent information:
| Patent: | Utility 740,314 |
| Patented: | September 29, 1903 |
| Applied: | January 12, 1903 |
| Title: | Insulator |
| Description: | Self-tying slot top |
| Category: | Self-tying Slot Top |
| Assigned to: |
Patentee Information:
| ROBERTSON, Charles B. | Ottumwa, IA |
| ROBERTSON, John J. | Ottumwa, IA |
Class and subclass information:
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 175 | INSULATORS; With conductor holding means; Insulator structure; Self-retaining; |
Known specimens:
| None known |
Drawings:
Page 1 |