US PATENT SUBCLASS 84 / 483.2
.~.~.~.~ Notation Systems

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}
483.1  DF  .~.~.~ Tune Sheets {1}
483.2.~.~.~.~ Notation Systems

DEFINITION

Classification: 84/483.2

Notation systems:

(under subclass 483.1) Subject matter including notation systems.