US PATENT SUBCLASS 342 / 97
.~.~.~.~ With automatic lock-on

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

73  DF  RETURN SIGNAL CONTROLS RADAR SYSTEM {3}
89  DF  .~ Receiver {4}
94  DF  .~.~ Gating {1}
95  DF  .~.~.~ Automatic range tracking {2}
97.~.~.~.~ With automatic lock-on

DEFINITION

Classification: 342/97

With automatic lock-on:

(under subclass 95) Subject matter including self-acting circuit means to continuously track a target.