Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5367804 | Indicating register | Hans Domberg, Rolf Renner | 1994-11-29 |
| 5289441 | Record playing device having multiple records being played continuously | Hans Domberg | 1994-02-22 |
| 5097986 | Vending machine | Hans Domberg, Rolf Renner | 1992-03-24 |