Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5360294 | Bentonite liner with drainage system protection | Martin Simpson, Thomas Hauck | 1994-11-01 |
| 5350255 | Geosynthetic clay liner with modified edges for improved sealing | — | 1994-09-27 |