Patent information:
| Patent: | Utility 1,251,416 |
| Patented: | December 25, 1917 |
| Applied: | May 4, 1914 |
| Title: | Insulator |
| Description: | U-186 (improved) |
| Category: | U-186 |
| Assigned to: |
Patentee Information:
| PURKEY, Benjamin S. | Tacoma, WA |
Class and subclass information:
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 175 | INSULATORS; With conductor holding means; Insulator structure; Self-retaining; |
Known specimens:
| Number: |  |
Drawings:
Page 1 |