Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4248912 | Process for preparing packaging material suitable for sausage casings | Gunter Gerigk, Horst Pietruck, Klaus-Dieter Hammer | 1981-02-03 |
| 4233341 | Process for preparing packaging material suitable for sausage casings and articles manufactured therefrom | Klaus-Dieter Hammer, Gunter Gerigk | 1980-11-11 |
| 4192904 | Tubular packaging material | Gunter Gerigk, Horst Pietruck, Klaus-Dieter Hammer | 1980-03-11 |