Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4827953 | Flexible lance for steam generator secondary side sludge removable | — | 1989-05-09 |
| 4816987 | Microprocessor-based control and diagnostic system for motor operated valves | Boyd P. Brooks | 1989-03-28 |