Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4834900 | Process for removing stains from fabrics | Heinz-Dieter Soldanski, Bernd-Dieter Holdt, Petra Keup | 1989-05-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4834900 | Process for removing stains from fabrics | Heinz-Dieter Soldanski, Bernd-Dieter Holdt, Petra Keup | 1989-05-30 |