Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689734 | Pressurized camera system | James A. Bauer, George F. Dailey | 1997-11-18 |
| 5615734 | Sludge lance inspection and verification system | — | 1997-04-01 |
| 5611391 | Powered guide tubes | — | 1997-03-18 |