TREA

Arrangements for indicating or recording the called number at the calling subscriber's set

Follow

Industry

  • CPC
  • H04M1/56
This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

HELECTRICITY H04Electric communication H04MTELEPHONIC COMMUNICATION H04M1/00Substation equipment

Current Industry

H04M1/56Arrangements for indicating or recording the called number at the calling subscriber's set
Industries