Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6802711 | Apparatus for supporting material to be treated in continuously operated thermal treatment furnaces | Taisto Yrjänä, Heikki Uurtamo, Risto Leinonen, Jussi Yli-Niemi | 2004-10-12 |