Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884645 | Precision balance with scale on top | Franz-Josef Melcher | 1989-12-05 |
| 4811293 | Method for storing data in an electrically erasable memory for carrying out this method | Franz-Josef Melcher | 1989-03-07 |
| 4798250 | Balance with wind guard | Franz-Josef Melcher, Gunther Maaz, Klaus Dardat, Walter Sodler | 1989-01-17 |
| 4798252 | Drying balance with temperature control | Gunther Maaz, Volker Handwerk | 1989-01-17 |