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DIFF Subgroup
H04H 20/67

Common-wave systems, i.e. using separate transmitters operating on substantially the same frequency

Introduced: January 2008

Full Title

Arrangements for broadcast or for distribution combined with broadcast > Arrangements characterised by transmission systems for broadcast > Common-wave systems, i.e. using separate transmitters operating on substantially the same frequency

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