US PATENT SUBCLASS 375 / 228
.~ With indicator

Current as of: June, 1999
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375 /   HD   PULSE OR DIGITAL COMMUNICATIONS

224  DF  TESTING {4}
228.~ With indicator

DEFINITION

Classification: 375/228

With indicator:

(under subclass 224) Subject matter including a means for displaying to a human observer digital information concerning the system characteristics being measured.