US PATENT SUBCLASS 333 / 131
.~.~.~ Using coupled windings

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}
124  DF  .~.~ With impedance matching {4}
131.~.~.~ Using coupled windings

DEFINITION

Classification: 333/131

Using coupled windings:

(under subclass 124) Subject matter wherein the impedance matching elements comprise inductively coupled coils (i.e., transformers and auto transformers).