Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878407 | Vacuum die mount | John R. Harrison, Gary L. Lehr, William F. Ward, Jr., Robert R. Wells | 1989-11-07 |
| 4744297 | Mounting printing plates | Louis M. Sardella, John B. West, John R. Harrison, Edward H. Harrison | 1988-05-17 |
| 4683822 | Die mounting apparatus | Louis M. Sardella, John B. West, John R. Harrison | 1987-08-04 |