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发明名称
PIEZOELECTRIC FILTER
摘要
申请公布号
KR20070020563(A)
申请公布日期
2007.02.21
申请号
KR20077001338
申请日期
2007.01.19
申请人
发明人
分类号
H03H9/25;H03H9/58;H03H9/17;H03H9/02
主分类号
H03H9/25
代理机构
代理人
主权项
地址
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