Patent US 6477198B1
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| Patent number | US 6477198B1 (click link for details and documents via Google Patents) |
|---|---|
| Title | Quality cause measurement display |
| Inventors | Linley Gumm |
| Company | Tektronix Inc |
| Filing date | 2000-05-01 |
| Grant date | 2002-11-05 |