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经营范围
发明名称
THINNING FILTER
摘要
申请公布号
JPH05218801(A)
申请公布日期
1993.08.27
申请号
JP19920003511
申请日期
1992.01.13
申请人
NEC CORP
发明人
YUGAWA AKIRA
分类号
H03H17/00;H03H17/02;H03H17/06
主分类号
H03H17/00
代理机构
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