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发明名称
Schaltungsanordnung zur Rufabschaltung in Fernmelde-,insbesondere in zentral gesteuerten Fernsprechnebenstellenanlagen mit unbemannten Teilnehmerstationen
摘要
申请公布号
DE1762350(A1)
申请公布日期
1970.04.23
申请号
DE19681762350
申请日期
1968.05.31
申请人
SIEMENS AG
发明人
HANISCH,KARL;LOFFHAGEN,FRIEDRICH-ALFRED
分类号
H04M3/50
主分类号
H04M3/50
代理机构
代理人
主权项
地址
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