Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4579617 | Method of manufacturing tanks, containers, pipes, etc. | Lars Öberg, Anders Bjurling | 1986-04-01 |
| 4466478 | Method and apparatus in storing heat | Hans Stymne, Gunnar Wettermark | 1984-08-21 |