Patent US 4864386A
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| Patent number | US 4864386A (click link for details and documents via Google Patents) |
|---|---|
| Title | Double display mode for differential gain |
| Inventors | Kenneth M. Ainsworth, Daniel G. Baker |
| Company | Tektronix Inc |
| Filing date | 1988-09-12 |
| Grant date | 1989-09-05 |