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发明名称
Schaltungsanordnung zur Weitergabe von Erdungsimpulsen an Gleichstromkreise beliebiger Polaritaet in Fernmelde-, insbesondere Fernsprechanlagen
摘要
申请公布号
DE1131751(B)
申请公布日期
1962.06.20
申请号
DE1961S074159
申请日期
1961.05.31
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
HORNUNG DIPL.-ING. FRANZ
分类号
H04Q1/50
主分类号
H04Q1/50
代理机构
代理人
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