US PATENT SUBCLASS 340 / 393.4
.~.~ Including timer

Current as of: June, 1999
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340 /   HD   COMMUNICATIONS: ELECTRICAL

384.1  DF  AUDIBLE INDICATION {11}
392.1  DF  .~ Percussion-type sound producer (e.g., signal chimes or bells) {15}
393.4.~.~ Including timer

DEFINITION

Classification: 340/393.4

Including timer:

(under subclass 392.1) Subject matter including a timing mechanism for controlling the timing of the strokes produced by the striking means.