Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4215942 | Kneading disc for a screw extruder | Wilhelm Seufert, Gerhard Gnadig, Fritz Przybylla, Albert Grimminger | 1980-08-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4215942 | Kneading disc for a screw extruder | Wilhelm Seufert, Gerhard Gnadig, Fritz Przybylla, Albert Grimminger | 1980-08-05 |