Patent information:
| Patent: | Utility 353,120 |
| Patented: | November 23, 1886 |
| Applied: | June 24, 1886 |
| Title: | Insulator |
| Description: | CD 187, U-81 & U-82, duplex insulator for underside of crossarm |
| Category: | Insulator |
| Assigned to: | E. S. Greeley & Co. |
Patentee Information:
| BROWN, Robert G. | Brooklyn, NY |
Class and subclass information:
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 206 | INSULATORS; With terminal elements; Pin type; Screw or bayonet type; Sockets; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 201 | INSULATORS; With terminal elements; Pin type; Through pin; |
Known specimens:
| Number: | CD 187 |
| Number: | U 81 |
| Number: | U 82 |
Drawings:
Page 1 |