Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4676433 | Regulating means for controlling the supply of heat to a confined space, and means for establishing when the heating requirement of an air mass exceeds a pre-determined value, and by how much | Sune Haggbom, Per Nylund | 1987-06-30 |