Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7208053 | Method for applying a phosphate covering and use of metal parts thus phospated | Hardy Wietzoreck, Klaus Bittner, Thomas Kolberg, Marion Wegner, Thomas Wendel | 2007-04-24 |