Patent US 4908621A
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| Patent number | US 4908621A (click link for details and documents via Google Patents) |
|---|---|
| Title | Autocalibrated multistage A/D converter |
| Inventors | John D. Polonio, Bruce J. Penney, John Lewis |
| Company | Tektronix Inc |
| Filing date | 1988-07-06 |
| Grant date | 1990-03-13 |