DIN ETS 300237-1993 标准详情
- 标准号：DIN ETS 300237-1993
- 中文标题：私人通信网络 ptn
- 英文标题：private telecommunication network ptn ; specification, functional models and information flows; name identification supplementary services; english version ets 300237:1993
- 标准类别：德国标准
- 发布日期：1993-12
