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发明名称
Improvements in or relating to passive filters
摘要
申请公布号
GB0401407(D0)
申请公布日期
2004.02.25
申请号
GB20040001407
申请日期
2004.01.23
申请人
KONINKLIJKE PHILIPS ELECTRONICS N.V.
发明人
分类号
H03H7/21
主分类号
H03H7/21
代理机构
代理人
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