Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5117548 | Apparatus for loosening a mechanical plug in a heat exchanger tube | John C. Griffith | 1992-06-02 |
| 4513903 | Method of repairing leaks in steam generator tubes | Joel G. Feldstein | 1985-04-30 |
| 4341113 | Inspection system for heat exchanger tubes | — | 1982-07-27 |