Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4971119 | Arrangement for closing valves of valve bags which are filled by filling machine | Alois Combrink, Willi Vollenkemper | 1990-11-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4971119 | Arrangement for closing valves of valve bags which are filled by filling machine | Alois Combrink, Willi Vollenkemper | 1990-11-20 |