Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6689172 | Auxiliary for liming and loosening hairs of animal skins | Thomas Feigel, Gertrud Wick, Martin Heise | 2004-02-10 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6689172 | Auxiliary for liming and loosening hairs of animal skins | Thomas Feigel, Gertrud Wick, Martin Heise | 2004-02-10 |