Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5290441 | Integrated collar, filter bag, cage and locking ring assembly for baghouses | James W. Griffin, Billy A. Bunn, Darrell Dunning | 1994-03-01 |
| 5202021 | Integrated molded collar, filter bag, cage and locking ring assembly for baghouses | James W. Griffin, Billy A. Bunn, Darrell Dunning | 1993-04-13 |