US PATENT SUBCLASS 348 / 191
.~.~ Display photometry

Current as of: June, 1999
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348 /   HD   TELEVISION

180  DF  MONITORING, TESTING, OR MEASURING {6}
189  DF  .~ Testing of image reproducer {2}
191.~.~ Display photometry

DEFINITION

Classification: 348/191

Display photometry:

(under subclass 189) Subject matter including a means for measuring and displaying the properties of light generated by the receiver or monitor.

SEE OR SEARCH CLASS

356, Optics: Measuring and Testing,

213+, for photometry, per se.