US PATENT SUBCLASS 84 / 465
.~ Exercising devices

Current as of: June, 1999
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84 /   HD   MUSIC

453  DF  ACCESSORIES {6}
465.~ Exercising devices {2}
466  DF  .~.~> For singers
467  DF  .~.~> For pianists {2}

DEFINITION

Classification: 84/465

Devices to aid students in learning to play an instrument.

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