US PATENT SUBCLASS 342 / 186
.~.~ With sweep expansion

Current as of: June, 1999
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342 /   HD   COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION)

175  DF  WITH PARTICULAR CIRCUIT {13}
176  DF  .~ Display {9}
186.~.~ With sweep expansion

DEFINITION

Classification: 342/186

With sweep expansion:

(under subclass 176) Subject matter including means to enlarge part of all of the display sweep.