US PATENT SUBCLASS 702 / 171
.~.~.~ By ultrasonic

Current as of: June, 1999
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702 /   HD   DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING

127  DF  MEASUREMENT SYSTEM {15}
155  DF  .~ Dimensional determination {6}
170  DF  .~.~ Thickness or width {2}
171.~.~.~ By ultrasonic

DEFINITION

Classification: 702/171

By ultrasonic:

(under subclass 170) Subject matter wherein the thickness or width is determined by detected ultrasonic waves.

SEE OR SEARCH THIS CLASS, SUBCLASS:

48, for acoustic flow metering.

54, for fluid measurement having a vibration or acoustic sensor.

159, for linear distance or length determination by a reflected ultrasonic signal.