US PATENT SUBCLASS 455 / 448
.~.~.~ Co-located systems

Current as of: June, 1999
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455 /   HD   TELECOMMUNICATIONS

403  DF  RADIOTELEPHONE SYSTEM {12}
422  DF  .~ Zoned or cellular telephone system {14}
446  DF  .~.~ Including cell planning or layout {3}
448.~.~.~ Co-located systems

DEFINITION

Classification: 455/448

Co-located systems:

(under subclass 446) Subject matter wherein a second cellular system is added to an existing cellular system at the same location.