Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4656709 | Floating roll capable of acting in two opposite directions | Karl-Heinz Kusters | 1987-04-14 |
| 4447940 | Revolving hollow roll with a gap seal | Valentin Appenzeller | 1984-05-15 |
| 4325170 | Deflection controlled cylinder | Hermann Verboom, Valentin Appenzeller | 1982-04-20 |