Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5290446 | Helical wrapped filter element | Peter J. Degen, Colin F. Harwood, Stephen A. Geibel, Raymond T. Friel | 1994-03-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5290446 | Helical wrapped filter element | Peter J. Degen, Colin F. Harwood, Stephen A. Geibel, Raymond T. Friel | 1994-03-01 |