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经营范围
发明名称
Circuit arrangement using a narrow band rejection filter
摘要
申请公布号
US3389349(A)
申请公布日期
1968.06.18
申请号
US19640355613
申请日期
1964.03.30
申请人
TELEFUNKEN PATENTVERWERTUNGSGESELLSCHAFT M. B. H.
发明人
TROOST ALBERT;MAASS HANS;VOGLER FLORI;ROTTGERS HEINZ-THEO
分类号
H03B21/00;H03C1/08;H03H1/02
主分类号
H03B21/00
代理机构
代理人
主权项
地址
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