Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8047742 | Tamping device | Georg Sick, Otto W. Stenzel, Andreas Bartl | 2011-11-01 |
| 8046105 | Vibrating plate system | Michael Steffen, Thorsten von Richthofen, Thomas Lachenmaier | 2011-10-25 |