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发明名称
Direct current balance adjustment
摘要
申请公布号
US2631199(A)
申请公布日期
1953.03.10
申请号
US19500186473
申请日期
1950.09.23
申请人
ALLEN B. DU MONT LABORATORIES, INC.
发明人
MARON MEYER
分类号
H03F3/36
主分类号
H03F3/36
代理机构
代理人
主权项
地址
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