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发明名称
DIFFERENTIAL AMPLIFIER CIRCUIT EMPLOYING MULTIPLE DIFFERENTIAL AMPLIFIER STAGES
摘要
申请公布号
US3477031(A)
申请公布日期
1969.11.04
申请号
USD3477031
申请日期
1967.09.08
申请人
HITACHI SEISAKUSHO:KK.
发明人
MINORU NAGATA
分类号
H03F3/68;(IPC1-7):H03F3/68
主分类号
H03F3/68
代理机构
代理人
主权项
地址
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