Patent US 4885713A
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| Patent number | US 4885713A (click link for details and documents via Google Patents) |
|---|---|
| Title | System for digitizing the trajectory of a target point of a moving beam |
| Inventors | Norbert Miller |
| Company | Tektronix Inc |
| Filing date | 1987-04-22 |
| Grant date | 1989-12-05 |