Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5678816 | System for feeding short length sheets for slitting | Carl R. Marschke, Andrew J. Ponomarenko, Jeffrey Willers | 1997-10-21 |
| 5613673 | Sheet stacking apparatus | Carl R. Marschke | 1997-03-25 |