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发明名称
Improvements to filters
摘要
申请公布号
GB0012437(D0)
申请公布日期
2000.07.12
申请号
GB20000012437
申请日期
2000.05.24
申请人
CRANFIELD UNIVERSITY
发明人
分类号
H03H9/58;H03H3/04;H03H9/02;H03H9/17;H03H9/54;H03H9/60
主分类号
H03H9/58
代理机构
代理人
主权项
地址
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