Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5045252 | Method and apparatus for controlling rotary extruder | Granville J. Hahn, Allen C. Bailey | 1991-09-03 |
| 4290742 | Adjustable pelletizing apparatus | Hans R. Scharer, John R. Strang | 1981-09-22 |