Patent information:
| Patent: | Utility 234,484 |
| Patented: | November 16, 1880 |
| Applied: | August 31, 1880 |
| Title: | Lightning Guard for Oil Tanks |
| Description: | System of lightning rods to protect oil tanks with the protection wires brought up high above the center of the tank |
| Category: | Lightning Rod |
| Assigned to: |
Patentee Information:
| KNUDSON, Adolphus A. | Brooklyn, NY |
Class and subclass information:
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 2 | LIGHTNING PROTECTION; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 4R | AIR TERMINALS; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 6 | EARTH GROUNDS; |
Known specimens:
| None known |
Drawings:
Page 1 |
Page 2 |