Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839078 | Detergent tablets of uniform composition for dishwashing machines | Hans-Friedrich Kruse, Theodor Altenschoepfer, Peter Jeschke | 1989-06-13 |
| 4834902 | Process for the production of free-flowing alkaline detergents by compacting granulation | Lothar Pioch, Dieter Jung, Elmar Wilms | 1989-05-30 |
| 4828745 | Multilayer detergent in block form | Peter Jeschke, Theodor Altenschoepfer | 1989-05-09 |
| 4828749 | Multilayer detergent tablets for dishwashing machines | Hans-Friedrich Kruse, Theodor Altenschoepfer, Peter Jeschke | 1989-05-09 |