US PATENT SUBCLASS 84 / 361
.~.~.~.~ With qualifying tubes

Current as of: June, 1999
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84 /   HD   MUSIC

1  DF  INSTRUMENTS {9}
330  DF  .~ Wind {5}
351  DF  .~.~ Reed organs {10}
360  DF  .~.~.~ Reed boards {2}
361.~.~.~.~ With qualifying tubes

DEFINITION

Classification: 84/361

Tubes each communicating with one or a very few reed-cells.