Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4806086 | Extruder head with a rotary die and process for lubricating this head | Robert Aste | 1989-02-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4806086 | Extruder head with a rotary die and process for lubricating this head | Robert Aste | 1989-02-21 |