Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4255122 | Apparatus for combusting liquid, gaseous or powdered fuels | Jan A. Alpkvist, Rolf G. A. Tornkvist | 1981-03-10 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4255122 | Apparatus for combusting liquid, gaseous or powdered fuels | Jan A. Alpkvist, Rolf G. A. Tornkvist | 1981-03-10 |