Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867997 | Process for producing alcohol-reduced or alcohol-free beverages made by natural fermentation | Alfred Wiesenberger, Rolf Marr, Erich Kolb, Jens A. Schildmann | 1989-09-19 |