US PATENT SUBCLASS 84 / 191
.~.~.~.~ Insulators

Current as of: June, 1999
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84 /   HD   MUSIC

1  DF  INSTRUMENTS {9}
173  DF  .~ Stringed {10}
174  DF  .~.~ Pianos {19}
189  DF  .~.~.~ Resonance devices {3}
191.~.~.~.~ Insulators

DEFINITION

Classification: 84/191

Devices supposed to prevent the wasteful transmission of energy, as to the floor.