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发明名称
Peak and notch filters including active elements
摘要
申请公布号
US2888526(A)
申请公布日期
1959.05.26
申请号
US19560611628
申请日期
1956.09.24
申请人
LING ELECTRONICS, INC.
发明人
STOCKMAN WILLIAM E.
分类号
H03F3/189
主分类号
H03F3/189
代理机构
代理人
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地址
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