Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4910969 | Apparatus for heat recovery by using a heat-pump system | Per Goransson | 1990-03-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4910969 | Apparatus for heat recovery by using a heat-pump system | Per Goransson | 1990-03-27 |