Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5617956 | Apparatus for sorting and stacking sheet material | Frank Werner, Gerhard Stenzel | 1997-04-08 |
| 4754933 | Apparatus for destroying documents such as banknotes | Karl Leuthold, Walter Troger, Alexander Serester | 1988-07-05 |