Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687644 | Apparatus for expelling air from stacks of superimposed sheets | Harald Rann, Norbert Rilitz | 1997-11-18 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687644 | Apparatus for expelling air from stacks of superimposed sheets | Harald Rann, Norbert Rilitz | 1997-11-18 |