Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6126308 | Chain wheel assembly unit for the weight movement of a clock | Rolf Hepfer | 2000-10-03 |
| 4803673 | Striking mechanism clock with switchable lifting stud cylinder | Rolf Hepfer | 1989-02-07 |
| 4508456 | Striking clock with device for disconnecting the striking mechanism | Rolf Hepfer | 1985-04-02 |
| 4466744 | Striking clock including device for selectively and/or temporarily preventing the gong or bell from being struck | Rolf Hepfer | 1984-08-21 |