US PATENT SUBCLASS 84 / *
.~.~.~.~ Couplers


Current as of: June, 1999
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84 /   HD   MUSIC

1  DF  INSTRUMENTS {9}
330  DF  .~ Wind {5}
331  DF  .~.~ Pipe organs {4}
332  DF  .~.~.~ Actions {8}
*.~.~.~.~ Couplers {2}
340  DF  .~.~.~.~.~> Pneumatic
341  DF  .~.~.~.~.~> Electric