Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4196650 | Combined electronic-pneumatic musical instrument | Jobst Fricke | 1980-04-08 |
| 4186280 | Method and apparatus for restoring aged sound recordings | — | 1980-01-29 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4196650 | Combined electronic-pneumatic musical instrument | Jobst Fricke | 1980-04-08 |
| 4186280 | Method and apparatus for restoring aged sound recordings | — | 1980-01-29 |