Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5671768 | Emergency dump tank for congealable materials | Katharine A. Wykes | 1997-09-30 |
| 5639484 | Spinning cell | Patrick Arthur White, Malcolm Hayhurst, Alan R Owens, Ian David Roughsedge, Richard James Davies +4 more | 1997-06-17 |