Patent information:
| Patent: | Utility 120,251 |
| Patented: | October 24, 1871 |
| Applied: | |
| Title: | Improvement in Lightning Rod Couplings |
| Description: | Lightning rods with interconnecting couplings |
| Category: | Lightning Rod Coupling |
| Assigned to: |
Patentee Information:
| DEMOREST, David W. | Newark, NJ |
Class and subclass information:
| Class: | 403 | JOINTS AND CONNECTIONS |
| Subclass: | 340 | SCARF; Mirror images; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 4R | AIR TERMINALS; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 19 | WITH FLUIDS OR VACUUM; Conduit or cable end structure; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 22R | WITH FLUIDS OR VACUUM; Conduit or cable joints; With fluid stops; |
Known specimens:
| None known |
Drawings:
Page 1 |