Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7305177 | Apparatus for joining roof covering materials | — | 2007-12-04 |
| 7090142 | Hot air aggregate | — | 2006-08-15 |
| 5460867 | Separation layer for laying grass-surfaces on sand-and/or gravel base | Lars Magnuson | 1995-10-24 |