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发明名称
Schaltungsanordnung fuer Fernmelde-, insbesondere Fernsprechanlagen mit relaislosen Teilnehmerschaltungen und Anrufsucherbetrieb
摘要
申请公布号
DE1004236(B)
申请公布日期
1957.03.14
申请号
DE1956S048179
申请日期
1956.03.29
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
SCHROEDER KONSTANTIN
分类号
H04Q3/00
主分类号
H04Q3/00
代理机构
代理人
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