Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4658325 | Apparatus for providing positive protection for station protectors for telephone systems | — | 1987-04-14 |
| 4293887 | Surge arrester with improved impulse ratio | Donald B. Turner | 1981-10-06 |