Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839078 | Detergent tablets of uniform composition for dishwashing machines | Jochen Jacobs, Theodor Altenschoepfer, Peter Jeschke | 1989-06-13 |
| 4828749 | Multilayer detergent tablets for dishwashing machines | Jochen Jacobs, Theodor Altenschoepfer, Peter Jeschke | 1989-05-09 |