Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8876015 | Hook bolt for the attachment of rails to hollow sleepers | Sebastian Schafer | 2014-11-04 |
| 8434981 | Screw anchor with conical head for rail attachment | Winfried Bösterling, André Hunold | 2013-05-07 |