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ITU-T E.116 (10/1984)

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Citation: https://handle.itu.int/11.1002/1000/1302
Series title: E series: Overall network operation, telephone service, service operation and human factors
  E.100-E.229: International operation
  E.104-E.119: General provisions concerning Administrations
Approval date: 1984-10-19
Provisional name:F.service
Approval process:WTSA
Status: Superseded
Maintenance responsibility: ITU-T Study Group 2
Further details: Patent statement(s)