Patent US 4885792A
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| Patent number | US 4885792A |
|---|---|
| Title | Audio mixer architecture using virtual gain control and switching |
| Inventors | Donald R. Christensen, Robert Bateman, Thomas A. Grancey |
| Company | The Grass Valley Group, Inc. |
| Filing date | 1988-10-27 |
| Grant date | 1989-12-05 |
| Cites |