US PATENT SUBCLASS 348 / 635
.~.~ For color television

Current as of: June, 1999
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348 /   HD   TELEVISION

571  DF  IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION {34}
634  DF  .~ Picture blanking {3}
635.~.~ For color television

DEFINITION

Classification: 348/635

For color television:

(under subclass 634) Subject matter including a circuitry peculiar to a color television signal.