Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6814571 | Arrangement and method for reducing build-up on a roasting furnace grate | Heikki Siirilä, Juha Jarvi | 2004-11-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6814571 | Arrangement and method for reducing build-up on a roasting furnace grate | Heikki Siirilä, Juha Jarvi | 2004-11-09 |