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经营范围
发明名称
Elektrisches Bandfilter in Abzweigschaltung
摘要
申请公布号
DE1238123(B)
申请公布日期
1967.04.06
申请号
DE195700S4940
申请日期
1957.08.30
申请人
SIEMENS AKTIENGESELLSCHAFT
发明人
POSCHENRIEDER DIPL.-ING. W.
分类号
H03H9/54
主分类号
H03H9/54
代理机构
代理人
主权项
地址
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