Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875112 | Compound pulse dimming circuitry for conditioning readback signals | Martin H. Dost, Emil Hopner, Constantin Michael Melas | 1989-10-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875112 | Compound pulse dimming circuitry for conditioning readback signals | Martin H. Dost, Emil Hopner, Constantin Michael Melas | 1989-10-17 |