Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4690297 | Opening means for oblong cans | Peter Hoft, Wolfgang Peter, Johann Bergsteiner, Gunter Berschiek, Wolfgang Drobe +3 more | 1987-09-01 |
| 4593834 | Opening means for oblong cans | Peter Hoft, Wolfgang Peter, Heinz Hacke, Jurgen Luhr, Johann Bergsteiner +3 more | 1986-06-10 |