US PATENT SUBCLASS 433 / 119
.~.~.~.~ Ultrasonic

Current as of: June, 1999
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433 /   HD   DENTISTRY

25  DF  APPARATUS {20}
103  DF  .~ Having motor or means to transmit motion from motor to tool (e.g., "engine") {10}
114  DF  .~.~ Hand-held tool or handpiece {9}
118  DF  .~.~.~ Having reciprocating, vibrating, or oscillating output {5}
119.~.~.~.~ Ultrasonic

DEFINITION

Classification: 433/119

Ultrasonic:

(under subclass 118) Apparatus wherein the tool is vibrated at a very high frequency that is above the audibility limit of the human ear.

SEE OR SEARCH THIS CLASS, SUBCLASS:

86, for an ultrasonic tool combined with a dispenser.

SEE OR SEARCH CLASS

310, Electrical Generator or Motor Structure,

311+, for ultrasonic transducers, per se.

601, Surgery: Kinesitherapy, 1+, for ultrasonic kinesitherapeutic devices.