Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5283979 | Locking/opening system for watertight hatch | Robert Elwell | 1994-02-08 |
| 5251472 | High pressure pipe sleeve for pressure testing of joint seals | William J. Schrull | 1993-10-12 |
| 4932441 | Nozzle dam seal assembly for nuclear steam generator or the like | Albert J. Corey | 1990-06-12 |