US PATENT SUBCLASS 73 / 664
.~.~.~ Circuitry

Current as of: June, 1999
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73 /   HD   MEASURING AND TESTING

570  DF  VIBRATION {10}
662  DF  .~ Vibrator {4}
663  DF  .~.~ Table, platform, or other support {5}
664.~.~.~ Circuitry

DEFINITION

Classification: 73/664

Circuitry:

(under subclass 663) Subject matter wherein various electrical circuits are designed for use with the table or platform for adjustments or equalization of, for example, noise frequencies which may occur in at least one of plurality of vibrational dimensions.