Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5318606 | Filtration system | Mark F. Hurwitz | 1994-06-07 |
| 5290446 | Helical wrapped filter element | Peter J. Degen, Colin F. Harwood, Clemens C. von Reitzenstein, Raymond T. Friel | 1994-03-01 |