Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5636563 | Brewing device for a domestic espresso maker | Gunter Oppermann | 1997-06-10 |
| 5613523 | Hot water resistant pressure hose | Ulrich Haubruch, Ralf Skoda | 1997-03-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5636563 | Brewing device for a domestic espresso maker | Gunter Oppermann | 1997-06-10 |
| 5613523 | Hot water resistant pressure hose | Ulrich Haubruch, Ralf Skoda | 1997-03-25 |