Patent US 4704094A
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| Patent number | US 4704094A (click link for details and documents via Google Patents) |
|---|---|
| Title | Cathode ray tube and method of manufacture |
| Inventors | Julius E. Stempfle |
| Company | Tektronix Inc |
| Filing date | 1985-12-09 |
| Grant date | 1987-11-03 |