US PATENT SUBCLASS 422 / 128
.~ Including supersonic or ultrasonic energy generation means

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


422 /   HD   CHEMICAL APPARATUS AND PROCESS DISINFECTING, DEODORIZING, PRESERVING, OR STERILIZING

127  DF  SHOCK OR SOUND WAVE {1}
128.~ Including supersonic or ultrasonic energy generation means

DEFINITION

Classification: 422/128

Including supersonic or ultrasonic energy generation means:

(under subclass 127) Apparatus wherein the energy produced travels faster than the speed of sound or it is ultrasonic; i.e., sound waves having frequencies on the order of or greater than 20,000 cps.