Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5728256 | Smooth press for a machine for manufacturing corrugated cardboard | Jens Schulz | 1998-03-17 |
| 5360505 | Door for a single-face station of a machine that produces corrugated cardboard | Jens Schulz, Martin Hoffmann | 1994-11-01 |