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发明名称
Potential difference negative feedback amplifier
摘要
申请公布号
US3130373(A)
申请公布日期
1964.04.21
申请号
US19590823796
申请日期
1959.04.27
申请人
BECKMAN INSTRUMENTS, INC.
发明人
BRAYMER NOEL B.
分类号
H03F1/30;H03F1/34;H03F3/387
主分类号
H03F1/30
代理机构
代理人
主权项
地址
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