Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820436 | Detergents for low laundering temperatures | Hans Andree, Horst Baumann, Manfred Biermann, Frantisek Jost, Horst-Juergen Krause +9 more | 1989-04-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820436 | Detergents for low laundering temperatures | Hans Andree, Horst Baumann, Manfred Biermann, Frantisek Jost, Horst-Juergen Krause +9 more | 1989-04-11 |