Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4817883 | Measuring device for the pressing zone width of a roller on a roll of material and process and controller for making the roll with a predetermined roll hardness | Peter Hoffmann, Gerhard Buschmann, Ewald G. Welp | 1989-04-04 |
| 4676094 | Roll-firmness measuring device | Peter Hoffmann, Gerhard Buschmann, Ewald G. Welp | 1987-06-30 |