Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6098553 | Arrangement for converting a conventional oil boiler to a boiler with moist, granular and solid fuel | Mauno Oksanen, Markku Miettinen, Markku Pyykkonen | 2000-08-08 |