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发明名称
Improvements in or relating to null balance electrical measuring systems
摘要
申请公布号
GB760455(A)
申请公布日期
1956.10.31
申请号
GB19540030493
申请日期
1954.10.22
申请人
LINK AVIATION, INC
发明人
分类号
G01R17/02;H01F27/36
主分类号
G01R17/02
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代理人
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