Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5626718 | Use of polymers in the recycled fiber washing/deinking process | Irenee J. Philippe, Frank J. Sutman, Thomas Taggart, Mary Beth Letscher, John C. Harrington | 1997-05-06 |