Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4542494 | Arrangement for fastening a phonograph stylus holder to the tone arm | — | 1985-09-17 |
| 4514838 | Arrangement for adjustment of the vertical tracking force on a phonograph stylus | Karel Hrdlicka | 1985-04-30 |
| 4462097 | Dynamic vibration absorber for a phonograph tone arm | Jiri Burdych, Miroslav Lab, Pavel Dlabal | 1984-07-24 |