Issued Patents 1982
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4364296 | Electrical musical instrument | Wilfried Dittmar | 1982-12-21 |
| 4357850 | Tone generator system for electronic musical instruments | Wilfried Dittmar | 1982-11-09 |
| D265483 | Electronic organ | — | 1982-07-20 |
| 4338845 | System for expanding the dynamic volume range of electronic musical instruments | Wilfried Dittmar | 1982-07-13 |
| 4332182 | Apparatus for transposing passages in electronic musical instruments | Wilfried Dittmar | 1982-06-01 |