Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5339837 | Drying process for increasing the filling power of tobacco material | Werner Hirsch, Arno Weiss, Erhard Rittershaus, Gitta Junemann, Ingo Pautke +3 more | 1994-08-23 |