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PCE
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DIFF Subgroup
H01P 1/162

absorbing spurious or unwanted modes of propagation

Introduced: January 1980

Full Title

Full titles differ between systems:

IPC:

Auxiliary devices > for mode selection, e.g. mode suppression or mode promotion; for mode conversion > absorbing spurious or unwanted modes of propagation

CPC:

Auxiliary devices (coupling devices of the waveguide type H01P5/00) > for mode selection, e.g. mode suppression or mode promotion; for mode conversion > absorbing spurious or unwanted modes of propagation

No child classifications to compare. This is a leaf node in both IPC and CPC.