TREA

Marking faulty circuits "busy" Enabling equipment to disengage itself from faulty circuits; Using redundant circuits; Response of a circuit, apparatus or system to an error

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Industry

  • CPC
  • H04M3/12
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Parent Industries

HELECTRICITY H04Electric communication H04MTELEPHONIC COMMUNICATION H04M3/00Automatic or semi-automatic exchanges

Current Industry

H04M3/12Marking faulty circuits "busy" Enabling equipment to disengage itself from faulty circuits; Using redundant circuits; Response of a circuit, apparatus or system to an error
Industries