TREA

Support of voice

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Industry

  • CPC
  • H04J2203/0087
This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

HELECTRICITY H04Electric communication H04JMULTIPLEX COMMUNICATION H04J2203/00Aspects of optical multiplex systems other than those covered by H04J14/00

Current Industry

H04J2203/0087Support of voice
Industries