Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4848451 | Plate heat exchanger | Bo Nilsson, Hans-Lennart Persson | 1989-07-18 |
| 4813478 | Plate heat exchanger | Per Rissler | 1989-03-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4848451 | Plate heat exchanger | Bo Nilsson, Hans-Lennart Persson | 1989-07-18 |
| 4813478 | Plate heat exchanger | Per Rissler | 1989-03-21 |