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发明名称
ELECTRIC FILTER
摘要
申请公布号
EP1287613(A1)
申请公布日期
2003.03.05
申请号
EP20010931920
申请日期
2001.05.23
申请人
发明人
分类号
H03H9/58;H03H3/04;H03H9/02;H03H9/17;H03H9/54;H03H9/60;(IPC1-7):H03H3/02
主分类号
H03H9/58
代理机构
代理人
主权项
地址
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