Patent US 4784883A
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| Patent number | US 4784883A |
|---|---|
| Title | Liquid crystal cell and method of assembly of same |
| Inventors | Donald P. Chitwood, Raymond D. Wilson, Duane A. Haven |
| Company | Tektronix Inc |
| Filing date | 1987-05-05 |
| Grant date | 1988-11-15 |
| Cites |