CPC Subgroup
H01P 5/12 Coupling devices having more than two ports (H01P5/04 takes precedence)
Full Title
Coupling devices of the waveguide type > Coupling devices having more than two ports (H01P5/04 takes precedence)
1 direct subcode
Child Classifications
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- H01P 5/16 Conjugate devices, i.e. devices having at least one port decoupled from one other port