Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5938920 | Filter plate assembly for horizontal-type filter press | George T. Quigley, Sytze Albert Keuning | 1999-08-17 |
| 5366627 | Enclosed thorough wash filter press | George T. Quigley | 1994-11-22 |