Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8066112 | Connector device for trough pans on mining equipment trough pan and assembly component for the same | Gerhard Siepenkort, Klaus Duhnke, Norbert Hesse, Henrik Padberg | 2011-11-29 |
| 8038558 | Chain drive or return arrangement and chain assembly and sprocket employed therein | Gerhard Merten | 2011-10-18 |