Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889201 | Drying balance with evaluation circuit for determining the end of the drying | Christian Oldendorf, Gunther Maaz, Klaus Nottbohm | 1989-12-26 |
| 4798252 | Drying balance with temperature control | Erich Knothe, Gunther Maaz | 1989-01-17 |