US PATENT SUBCLASS 84 / 478
.~.~.~ For keyboard

Current as of: June, 1999
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84 /   HD   MUSIC

453  DF  ACCESSORIES {6}
470 R  DF  .~ Teaching devices {4}
477 R  DF  .~.~ Indicators {5}
478.~.~.~ For keyboard {2}
479 R  DF  .~.~.~.~> Single position {3}
482  DF  .~.~.~.~> Shiftable

DEFINITION

Classification: 84/478

To be used on a keyboard.