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发明名称
Improvements in or relating to apparatus for measuring the ratio of two quantities
摘要
申请公布号
GB858952(A)
申请公布日期
1961.01.18
申请号
GB19580023375D
申请日期
1958.07.21
申请人
FERRANTI LIMITED
发明人
WHITTAKER WILLIAM
分类号
G01R27/12
主分类号
G01R27/12
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代理人
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