Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6520671 | Rotatable hopper having twin screws | Achim-Philipp Sturm, Bernhard Stalder | 2003-02-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6520671 | Rotatable hopper having twin screws | Achim-Philipp Sturm, Bernhard Stalder | 2003-02-18 |