Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5607639 | Process for the preparation of cellulose sheet | Stefan Zikeli, Friedrich Ecker, Ernst Rauch, Anton Sch onberg | 1997-03-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5607639 | Process for the preparation of cellulose sheet | Stefan Zikeli, Friedrich Ecker, Ernst Rauch, Anton Sch onberg | 1997-03-04 |