US PATENT SUBCLASS 702 / 49
.~.~.~ Radiant energy

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

1  DF  MEASUREMENT SYSTEM IN A SPECIFIC ENVIRONMENT {6}
33  DF  .~ Mechanical measurement system {6}
45  DF  .~.~ Flow metering {4}
49.~.~.~ Radiant energy

DEFINITION

Classification: 702/49

Radiant energy:

(under subclass 45) Subject matter wherein the amount of fluid mass or volume flow is determined by transmitted beam or light.

SEE OR SEARCH THIS CLASS, SUBCLASS:

8, for well logging or borehole by radiation.

28, for molecular structure or composition determination using radiant energy.

40, for flaw or defect detection by radiant energy.

134+, for temperature measuring system by radiant energy.

172, for thickness or width measurement system using radiant energy.