Patent information:
| Patent: | Utility 304,084 |
| Patented: | August 26, 1884 |
| Applied: | October 10, 1883 |
| Title: | Device for Protection Electric Light Systems from Lightning |
| Description: | Method of protecting electric generators from lightning by allowing the charge to discharge to the earth ground |
| Category: | Lightning Arrestor |
| Assigned to: |
Patentee Information:
| EDISON, Thomas A. | Menlo Park, NJ |
Class and subclass information:
| Class: | 361 | ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES |
| Subclass: | 42 | SAFETY AND PROTECTION OF SYSTEMS AND DEVICES; Ground fault protection; |
| Class: | 307 | ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS |
| Subclass: | 12 |
Known specimens:
| None known |
Drawings:
Page 1 |