Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6941609 | Paint roller assembly | James Woodruff | 2005-09-13 |
| H1118 | Chemical comminution and deashing of low-rank coals | — | 1992-12-01 |
| 4749178 | Backstand threading device for paper sheeter | — | 1988-06-07 |