US PATENT SUBCLASS 333 / 119
.~.~.~.~ Using transformer coil

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}
118  DF  .~.~.~ Having lumped parameters or impedances {1}
119.~.~.~.~ Using transformer coil

DEFINITION

Classification: 333/119

Using transformer coil:

(under subclass 118) Subject matter wherein the impedance element consists of mutually coupled windings.