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发明名称
ELEKTRONISCHER KOPPELPUNKT ZUR GERICHTETEN DURCHSCHALTUNG VON BREITBANDSIGNALEN
摘要
申请公布号
DE2451728(B2)
申请公布日期
1977.10.06
申请号
DE19742451728
申请日期
1974.10.31
申请人
发明人
分类号
H03K17/68;H04Q3/52;(IPC1-7):H03K17/68
主分类号
H03K17/68
代理机构
代理人
主权项
地址
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