Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5694848 | Printing unit for water based inks | — | 1997-12-09 |
| 5687647 | Plate cylinder with fixed tensioning plate mounting device | James Brian Vrotacoe, Howard W. Hoff, Richard L. McKrell | 1997-11-18 |