Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7909338 | Adapter member of a rock anchor | Wolfgang Ludwig, Kay Heemann | 2011-03-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7909338 | Adapter member of a rock anchor | Wolfgang Ludwig, Kay Heemann | 2011-03-22 |