Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4666392 | Raisable extruder head for extruders | Klaus Gerloff, Hans Menell, Friedrich Klopper, Gerhard de Vries | 1987-05-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4666392 | Raisable extruder head for extruders | Klaus Gerloff, Hans Menell, Friedrich Klopper, Gerhard de Vries | 1987-05-19 |