Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5069659 | Apparatus for the production of shopping bags having reinforced handle holes | Wilhelm Ley | 1991-12-03 |
| 4518378 | Apparatus for the manufacture of plastic bags | Ehrhart Schulze | 1985-05-21 |