Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880536 | Filter assembly of a manifold, mounting ring and filter housing | Garry R. Haraveth, Robert John Catterfeld | 1989-11-14 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880536 | Filter assembly of a manifold, mounting ring and filter housing | Garry R. Haraveth, Robert John Catterfeld | 1989-11-14 |