US PATENT SUBCLASS 342 / 465
.~.~.~ Plural receivers only


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

350  DF  DIRECTIVE {10}
450  DF  .~ Position indicating (e.g., triangulation) {11}
463  DF  .~.~ Having plural transmitters or receivers {2}
465.~.~.~ Plural receivers only


DEFINITION

Classification: 342/465

Plural receivers only:

(under subclass 463) Subject matter including more than one receiver.