Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4903519 | Apparatus for straightening cast anodes | Rauno K. Hukkanen, Olli E. Ylimaki | 1990-02-27 |
| 4903520 | Method for straightening cast anodes | Rauno K. Hukkanen, Olli E. Ylimaki | 1990-02-27 |