Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7013950 | Ventilation device | Bengt Steneby | 2006-03-21 |
| 6676506 | Method and apparatus for ventilation of foundations | Bengt Steneby | 2004-01-13 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7013950 | Ventilation device | Bengt Steneby | 2006-03-21 |
| 6676506 | Method and apparatus for ventilation of foundations | Bengt Steneby | 2004-01-13 |