US PATENT SUBCLASS 84 / 612
.~.~.~.~.~.~.~ Tempo control


Current as of: June, 1999
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84 /   HD   MUSIC

1  DF  INSTRUMENTS {9}
600  DF  .~ Electrical musical tone generation {5}
601  DF  .~.~ Data storage {6}
602  DF  .~.~.~ Digital memory circuit (e.g., RAM, ROM, etc.) {9}
609  DF  .~.~.~.~ Note sequence {1}
610  DF  .~.~.~.~.~ Accompaniment {3}
611  DF  .~.~.~.~.~.~ Rhythm {1}
612.~.~.~.~.~.~.~ Tempo control


DEFINITION

Classification: 84/612

Tempo control:

(under subclass 611) Subject matter wherein the rate or speed of rhythm is variable.