Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880532 | Sorting apparatus for fiber suspensions | Albrecht Meinecke | 1989-11-14 |
| 4818338 | Method for emptying suspension for a pulper | Theodor Bahr, Helmut Thumm | 1989-04-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880532 | Sorting apparatus for fiber suspensions | Albrecht Meinecke | 1989-11-14 |
| 4818338 | Method for emptying suspension for a pulper | Theodor Bahr, Helmut Thumm | 1989-04-04 |