US PATENT SUBCLASS 84 / 423 A
.~.~.~ Uniform

Current as of: June, 1999
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84 /   HD   MUSIC

1  DF  INSTRUMENTS {9}
*  DD  .~ General features {7}
423 R  DF  .~.~ Keyboards {12}
423 A.~.~.~ Uniform

Unofficial Alpha Subclasses: R A B

DEFINITION

Classification: 84/423

Miscellaneous patents involving several features or features not specifically classified.