Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6576146 | Filtration element employing improved backwash feature and method of utilizing same | Darrel D. Fry, William B. Frauenberger | 2003-06-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6576146 | Filtration element employing improved backwash feature and method of utilizing same | Darrel D. Fry, William B. Frauenberger | 2003-06-10 |