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经营范围
发明名称
Band pass coupling circuit
摘要
申请公布号
US2729796(A)
申请公布日期
1956.01.03
申请号
US19510263565
申请日期
1951.12.27
申请人
ALLEN B. DU MONT LABORATORIES, INC.
发明人
HULST GEORGE D.
分类号
H03H7/01
主分类号
H03H7/01
代理机构
代理人
主权项
地址
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