Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4372201 | Device for producing a bundle of paper sheets | Ernst Dudziak, Gerd-Georg Kwauka, Hermann Lubeck | 1983-02-08 |
| 4311090 | Method producing a bundle of paper sheets | Ernst Dudziak, Gerd-Georg Kwauka, Hermann Lubeck | 1982-01-19 |