Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687648 | Device for fastening a rubber blanket unit to a blanket cylinder | Helmut Puschnerat | 1997-11-18 |
| 5653169 | Rubber blanket cylinder for offset printing | Helmut Puschnerat | 1997-08-05 |
| 5653170 | Device for clamping plates on a cylinder | Helmut Puschnerat | 1997-08-05 |
| 5644984 | Cylinder with plate clamping device | Helmut Puschnerat, Wolfgang Günter Ruckmann | 1997-07-08 |