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发明名称
Normalizing circuit
摘要
申请公布号
US2135852(A)
申请公布日期
1938.11.08
申请号
US19370148668
申请日期
1937.06.17
申请人
JOHNSON LABORATORIES, INC.
发明人
SINNINGER DWIGHT V.
分类号
H03F1/08
主分类号
H03F1/08
代理机构
代理人
主权项
地址
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