Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4321109 | Apparatus for changing fabrics in paper manufacturing machines | Eino J. Haltsonen | 1982-03-23 |
| 4267018 | Method for changing fabrics in paper manufacturing machines | Eino J. Haltsonen | 1981-05-12 |