US PATENT SUBCLASS 84 / 441
.~.~.~ Key holders

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}
441.~.~.~ Key holders

DEFINITION

Classification: 84/441

Means to hold down a depressed key, so as to sustain the sound, generally in organs.

(1) Note. For devices to hold all the keys see this class, subclass 167.