GB/T 7438-1987

Numbering for telex and low speed data in national communi cation network

NORM herausgegeben am 16.3.1987

The information about the standard:

Designation standards: GB/T 7438-1987
Note: UNGÜLTIG
Publication date standards: 16.3.1987
Country: Chinese technical standard
Kategorie: Technische Normen GB