Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5624517 | Method of making a sanitary basin | Willibald Giesen, Michael Schröder | 1997-04-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5624517 | Method of making a sanitary basin | Willibald Giesen, Michael Schröder | 1997-04-29 |