US PATENT SUBCLASS 84 / 104
.~.~ Drums

Current as of: June, 1999
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84 /   HD   MUSIC

1  DF  INSTRUMENTS {9}
*  DD  .~ Automatic {13}
104.~.~ Drums

DEFINITION

Classification: 84/104

Automatic instruments having vibrating drums and not elsewhere classifiable.

(1) Note. Compare this class, subclasses 2, 3 and 6.