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ITU-T S.1 (03/1993)

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Alphabet télégraphique international n° 2
Citation: https://handle.itu.int/11.1002/1000/2441
Series title: S series: Telegraph services terminal equipment
  S.1-S.139: Start-stop terminals
Approval date: 1993-03-12
Approval process:WTSA
Status: In force
Maintenance responsibility: ITU-T Study Group 2
Further details: Patent statement(s)