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发明名称
FILTER
摘要
申请公布号
GB9221753(D0)
申请公布日期
1992.12.02
申请号
GB19920021753
申请日期
1992.10.16
申请人
GEC MARCONI LIMITED
发明人
分类号
H03H17/00;G06F17/17;G06T5/20;H03H17/02;H03H21/00
主分类号
H03H17/00
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代理人
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地址
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