Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820058 | Control rod end plug with a stabilizing configuration | John F. Wilson, Robert K. Gjertsen | 1989-04-11 |
| 4798699 | Wear sleeve for a control rod end plug | John F. Wilson, Robert K. Gjertsen | 1989-01-17 |