Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856158 | Spreader roll or equivalent for a fabric in a paper machine, and method for manufacturing the same | Mauno Tohonen | 1989-08-15 |
| 4526650 | Method for regenerating pickling acids | Seppo I. Blomquist, Markku T. Saarela, Hannu Pouru, Bror Nyman, Timo T. Koivunen +1 more | 1985-07-02 |