Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4354814 | Extruder with a sheet extrusion head and an associated calender | Albert Grimminger | 1982-10-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4354814 | Extruder with a sheet extrusion head and an associated calender | Albert Grimminger | 1982-10-19 |