US PATENT SUBCLASS 83 / 956
ULTRASONIC


Current as of: June, 1999
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83 /   HD   CUTTING

956ULTRASONIC


DEFINITION

Classification: 83/956

ULTRASONIC:

A collection of art relating to cutting by use of high frequency energy.

(1) Note. These frequencies are generally considered to be greater than the highest frequency discernible to the human ear.