Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6822552 | Key and lock device | Rolf Norberg, Björn Magnusson, Hannu Sivonen, Gudrun Brennecke, Christophe Chanel +3 more | 2004-11-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6822552 | Key and lock device | Rolf Norberg, Björn Magnusson, Hannu Sivonen, Gudrun Brennecke, Christophe Chanel +3 more | 2004-11-23 |