Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697168 | Indirect heating screw conveyor | Pierre Matthys, Philippe Matthys, Robert A. Shelden, Michael Katko | 1997-12-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697168 | Indirect heating screw conveyor | Pierre Matthys, Philippe Matthys, Robert A. Shelden, Michael Katko | 1997-12-16 |