Patent US 3983444A: Difference between revisions
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See [[T7840]]. |
Latest revision as of 11:49, 9 December 2021
Patent number | US 3983444A |
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Title | Dual beam CRT with inner gun and outer gun shield means for correcting keystone distortion |
Inventors | Conrad Odenthal |
Company | Tektronix Inc |
Filing date | 1975-10-24 |
Grant date | 1976-09-28 |
Cites |
See T7840.