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PCE
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CPC Subgroup
H01P 1/218

the ferromagnetic material acting as a frequency selective coupling element, e.g. YIG-filters

Full Title

Auxiliary devices (coupling devices of the waveguide type H01P5/00) > Frequency-selective devices, e.g. filters > using ferromagnetic material > the ferromagnetic material acting as a frequency selective coupling element, e.g. YIG-filters