US PATENT SUBCLASS 342 / 178
.~.~ Projection type

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}
178.~.~ Projection type

DEFINITION

Classification: 342/178

Projection type:

(under subclass 176) Subject matter wherein the display of the radar information is provided by optical means causing the information to be represented on a surface or screen.