Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4366523 | Arrester with spark gap | Peter Hasse, Erich Pivit | 1982-12-28 |
| 4345293 | Arrester | Peter Hasse, Erich Pivit | 1982-08-17 |
| 4345295 | Arrester with spark gap | Peter Hasse, Erich Pivit | 1982-08-17 |