Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688372 | Method and device in the regulation of a headbox | Jyrki Huovila, Ari Linsuri, Petri Nyberg | 1997-11-18 |
| 5599427 | Twin-wire web former in a paper machine | Mauri Koivuranta | 1997-02-04 |