US PATENT SUBCLASS 455 / 82
.~.~.~ Common antenna

Current as of: June, 1999
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455 /   HD   TELECOMMUNICATIONS

73  DF  TRANSMITTER AND RECEIVER AT SAME STATION (E.G., TRANSCEIVER) {9}
78  DF  .~ With transmitter-receiver switching or interaction prevention {2}
79  DF  .~.~ Automatic (e.g., voice operated) {2}
82.~.~.~ Common antenna

DEFINITION

Classification: 455/82

Common antenna:

(under subclass 79) Subject matter where the transmitter and the receiver use the same antenna.