Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6921232 | Mine roof-support truss | Rudi Podjadtke, Franz-Josef Wunderlich | 2005-07-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6921232 | Mine roof-support truss | Rudi Podjadtke, Franz-Josef Wunderlich | 2005-07-26 |