Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4927028 | Package having a tear-open strip | Gerhard Hemm, Heiko Pietzsch | 1990-05-22 |
| 4890441 | Method and apparatus for packaging fluent solid material, in particular coffee | Joachim Meerkatz | 1990-01-02 |