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发明名称
Signal level control circuit
摘要
申请公布号
US2902548(A)
申请公布日期
1959.09.01
申请号
US19550533479
申请日期
1955.09.09
申请人
MOTOROLA, INC.
发明人
MOELLER DOUGLAS E.
分类号
H03G7/02
主分类号
H03G7/02
代理机构
代理人
主权项
地址
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