Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4829660 | System for removing a plug from a heat exchanger tube | James W. Everett, John B. Gunter, William Woolfolk, Lawrence A. Nelson, George D. Fulmer +2 more | 1989-05-16 |
| 4823846 | Tube plug tip restrainer apparatus | James W. Everett | 1989-04-25 |