Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816147 | Filter press-type filtering apparatus using rigid filter element | Donald Eyben, Jacques Hermia, Georges Rahier | 1989-03-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816147 | Filter press-type filtering apparatus using rigid filter element | Donald Eyben, Jacques Hermia, Georges Rahier | 1989-03-28 |