Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687501 | Sealing apparatus for exclusion of water from underwater gun barrels | Joseph J Stace, Laurence M. Dean | 1997-11-18 |
| 5648631 | Spooled tape seal for underwater gun operation | Laurence M. Dean, Richard B. Philips | 1997-07-15 |