Patent information:
| Patent: | Utility 154,451 |
| Patented: | August 25, 1874 |
| Applied: | April 20, 1874 |
| Title: | Improvement in Telegraph Insulators |
| Description: | CD 109.5 self-tying with three projections on top (similar to Harloe) |
| Category: | Insulator |
| Assigned to: |
Patentee Information:
| BROOKE, Homer | New York, NY |
Class and subclass information:
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 175 | INSULATORS; With conductor holding means; Insulator structure; Self-retaining; |
Known specimens:
| Number: | CD 109.5 |
| Number: | CD 128.8 |
Drawings:
Page 1 |