Patent information:
| Patent: | Utility 689,171 |
| Patented: | December 17, 1901 |
| Applied: | June 12, 1901 |
| Title: | Insulator |
| Description: | Insulators (2) with one pinhole |
| Category: | Insulator |
| Assigned to: |
Patentee Information:
| DUFFY, John F. | Scranton, PA |
| HERSHEY, Henry B. | Scranton, PA |
Class and subclass information:
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 174 | INSULATORS; With conductor holding means; Insulator structure; |
Known specimens:
| None known |
Drawings:
Page 1 |