Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4212543 | Twin-screw, two-stage and multi-stage extruder having a double feed | — | 1980-07-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4212543 | Twin-screw, two-stage and multi-stage extruder having a double feed | — | 1980-07-15 |