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Patent US 3983444A: Difference between revisions
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|Number=3983444A | |Number=3983444A | ||
|Title=Dual beam CRT with inner gun and outer gun shield means for correcting keystone distortion | |Title=Dual beam CRT with inner gun and outer gun shield means for correcting keystone distortion | ||
|Company=Tektronix Inc | |||
|Inventors=Conrad Odenthal | |Inventors=Conrad Odenthal | ||
|Filing date=1975-10-24 | |Filing date=1975-10-24 | ||
|Grant date=1976-09-28 | |Grant date=1976-09-28 | ||
}} | }} | ||
See [[T7840]]. | |||