US PATENT SUBCLASS 84 / 25
.~.~.~.~.~ Key actuators

Current as of: June, 1999
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84 /   HD   MUSIC

1  DF  INSTRUMENTS {9}
*  DD  .~ Automatic {13}
7  DF  .~.~ Stringed {4}
13  DF  .~.~.~ Pianos {5}
24  DF  .~.~.~.~ Pneumatic type {10}
25.~.~.~.~.~ Key actuators

DEFINITION

Classification: 84/25

Like the preceding subclass except that the striker-pneumatic acts on the key.

(1) Note. For this feature see also this class, subclass 105 and indented subclasses.