Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4957626 | Method and apparatus for treating water in beverage and ice machines | Clifford L. Ashbrook | 1990-09-18 |
| 4764283 | Method and apparatus for treating cooling tower water | Clifford L. Ashbrook | 1988-08-16 |
| 4722799 | Natural gas desulphurizing apparatus and method | Clifford L. Ashbrook | 1988-02-02 |
| 4645606 | Magnetic molecular agglomerate reducer and method | Clifford L. Ashbrook | 1987-02-24 |