Patent US 3694689A
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| Patent number | US 3694689A (click link for details and documents via Google Patents) |
|---|---|
| Title | Electron beam deflection apparatus |
| Inventors | Conrad Odenthal, George K Hashizume |
| Company | Tektronix Inc |
| Filing date | 1971-02-24 |
| Grant date | 1972-09-26 |