Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5071615 | Method and appartus for manufacturing fiber slabs | — | 1991-12-10 |
| 4298425 | Method and apparatus for refining lignocellulose-containing material to produce fiber pulp | Knut O. Danielsson | 1981-11-03 |