DIFF Subgroup
H04B 1/72 Circuits or components for simulating antennas, e.g. dummy antennas
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Details of transmission systems, not covered by a single one of groups; Details of transmission systems not characterised by the medium used for transmission > Circuits or components for simulating antennas, e.g. dummy antennas
CPC:
Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission > Circuits or components for simulating antennas, e.g. dummy antennas
No child classifications to compare. This is a leaf node in both IPC and CPC.