Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859072 | Device for the continuous production of a liquid mixture of solids and liquids | Manfred Czapiewski | 1989-08-22 |
| 4847928 | Motor vehicles equipped for decontamination purposes | — | 1989-07-18 |
| 4821537 | Washing machine or washing drying machine with devices to avoid losses of washing agent | Peter Zinkann, Wilfried Huttemann, Friedrich W. Stork, Rudolf Herden, Wilfried Schultz | 1989-04-18 |