Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5678279 | Floor care appliance, in particular vacuum cleaning appliance, having downwardly directed bristles preferably disposed about the outer peripheral edge | Wieland Guhne, Gentile Marafante, Mario Tecchiati | 1997-10-21 |
| 5667108 | Single valve dispensing balance | Werner Gwinner | 1997-09-16 |