US PATENT SUBCLASS 333 / 122
.~.~.~.~ Using waveguide

Current as of: June, 1999
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333 /   HD   WAVE TRANSMISSION LINES AND NETWORKS

1  DF  PLURAL CHANNEL SYSTEMS {4}
100  DF  .~ Having branched circuits {6}
117  DF  .~.~ Including hybrid-type network {4}
121  DF  .~.~.~ Having hybrid-T (e.g., magic-T) {1}
122.~.~.~.~ Using waveguide

DEFINITION

Classification: 333/122

Using waveguide:

(under subclass 121) Subject matter wherein the transmission line is of the type having an electric or magnetic field extending in the direction of propagation.