Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839471 | Seals | Gordon P. Clark, Zbigniew T. Karwowski | 1989-06-13 |
| 4831215 | Aerial splice closures for a telecommunications cable | Gordon P. Clark, Zbigniew T. Karwowski | 1989-05-16 |