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发明名称
LADDER-TYPE CERAMIC FILTER
摘要
申请公布号
GB8817234(D0)
申请公布日期
1988.08.24
申请号
GB19880017234
申请日期
1988.07.20
申请人
TOKO KK
发明人
分类号
H03H9/58;H03H9/60
主分类号
H03H9/58
代理机构
代理人
主权项
地址
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