US PATENT SUBCLASS 348 / 806
.~.~ With distortion, alignment or focus

Current as of: June, 1999
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348 /   HD   TELEVISION

739  DF  VIDEO DISPLAY {13}
805  DF  .~ Cathode-ray tube {5}
806.~.~ With distortion, alignment or focus {1}
807  DF  .~.~.~> Color convergence correction

DEFINITION

Classification: 348/806

With distortion, alignment or focus:

(under subclass 805) Subject matter wherein circuitry is provided to regulate electron beam size, electron beam or picture position, or picture irregularities related to electron beam characteristics.