Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5361804 | Water conservation valve | Myron C. Keller | 1994-11-08 |
| 5361286 | Method for in situ cleaning of inlet mixers | David O. Monserud, David H. Bothell, Paul H. Tacheron, David E. Steele, James E. Charnley +1 more | 1994-11-01 |