Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8057124 | Method and device for measuring soil parameters by means of compaction machines | Stefan Wagner, Dittmar Lange | 2011-11-15 |
| 8047302 | Drilling and/or striking hammer with a lubricating device | Rudolf Berger | 2011-11-01 |
| 8047742 | Tamping device | Georg Sick, Oliver Kolmar, Andreas Bartl | 2011-11-01 |