Patent US 4667135A
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| Patent number | US 4667135A (click link for details and documents via Google Patents) |
|---|---|
| Title | Z-axis orthogonality compensation system for an oscilloscope |
| Inventors | Lloyd Rodney Bristol |
| Company | Tektronix Inc |
| Filing date | 1983-02-07 |
| Grant date | 1987-05-19 |