Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883097 | Papermakers wet felts | — | 1989-11-28 |
| 4856562 | Papermakers wet felts | — | 1989-08-15 |
| 4842925 | Process to manufacture a felt with flap and a felt produced thereby | Jacques Piat | 1989-06-27 |
| 4842929 | Papermaker's wet press felt with predensified batt thereon | Jacques Piat | 1989-06-27 |