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发明名称
Schaltungsanordnung zur einpoligen elektronischen Durchschaltung von induktiv abgeriegelten Verbindungswegen in Fernmelde-, insbesondere Fernsprechanlagen
摘要
申请公布号
DE1126937(B)
申请公布日期
1962.04.05
申请号
DE1961M047644
申请日期
1961.01.10
申请人
FRIEDRICH MERK, TELEFONBAU AKTIENGESELLSCHAFT
发明人
HEIM DIPL.-ING. FRIEDRICH
分类号
H04Q3/52
主分类号
H04Q3/52
代理机构
代理人
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