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发明名称
Multichannel filter
摘要
申请公布号
US2864061(A)
申请公布日期
1958.12.09
申请号
US19540474407
申请日期
1954.12.10
申请人
MARIE PIERRE G
发明人
MARIE PIERRE G.
分类号
H01Q15/00;H04J1/00
主分类号
H01Q15/00
代理机构
代理人
主权项
地址
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