Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7950891 | Method for the loading and unloading railway wagons and device, wagon chassis and wagon attachment for carrying out said method | Hans-Juergen Weidemann, Michael J. Baier, Fritz Merk | 2011-05-31 |