Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4537206 | Apparatus for perforating and testing the permeability of running webs of cigarette paper or the like | Heinz-Christen Lorenzen, Uwe Heitmann, Peter Pinck | 1985-08-27 |