Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6827677 | Rollers or cylinders with a metallic foam core | Erhard Herbert Glöckner, Willi Albert Peter Kutzner | 2004-12-07 |
| 6821240 | Longitudinal folding device | Horst Bernhard Michalik | 2004-11-23 |
| 6705499 | Rollers for guiding paper webs | Horst Bernhard Michalik | 2004-03-16 |