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发明名称
SCHALTUNGSANORDNUNG FUER UEBER IHRE ANSCHLUSSLEITUNGEN GESPEISTE TEILNEHMERSTATIONEN MIT IMPULSTASTWAHL IN FERNMELDE-, INSBESONDERE FERNSPRECHANLAGEN
摘要
申请公布号
DE2523478(B2)
申请公布日期
1977.11.03
申请号
DE19752523478
申请日期
1975.05.27
申请人
发明人
分类号
H04M1/31;H04M19/08;(IPC1-7):H04M1/26
主分类号
H04M1/31
代理机构
代理人
主权项
地址
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