TREA

the subordinate centre permitting interconnection of subscribers connected thereto

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Industry

  • CPC
  • H04Q5/20
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Parent Industries

HELECTRICITY H04Electric communication H04QSELECTING H04Q5/00Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange

Current Industry

H04Q5/20the subordinate centre permitting interconnection of subscribers connected thereto
Industries