US PATENT SUBCLASS 333 / 210
.~.~.~ Including evanescent guide sections

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

24 R  DF  COUPLING NETWORKS {15}
202  DF  .~ Wave filters including long line elements {4}
208  DF  .~.~ Waveguide {4}
210.~.~.~ Including evanescent guide sections

DEFINITION

Classification: 333/210

Including evanescent guide sections:

(under subclass 108) Subject matter wherein a waveguide section has reduced or negligible transmission due to the waveguide section being operated below its frequency cutoff point.