Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4416259 | Method and arrangement for heat conditioning of buildings | Bengt Bergqvist | 1983-11-22 |
| 4371031 | Arrangement for air conditioning control in buildings | Karl-Gustav Bernander | 1983-02-01 |