Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4948114 | Method and apparatus for handling leaves of sheet material | Kenneth A. Bowman | 1990-08-14 |
| 4583460 | Printing roll with detachable sleeves and kit therefor | Roger F. Maslin | 1986-04-22 |