Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6827781 | Device for humidifying a material web | Ernst August Hahne | 2004-12-07 |
| 6748855 | Device and method for blocking a stack of stacked objects | Ernst August Hahne, Hermann Kunzig | 2004-06-15 |