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经营范围
发明名称
Improvements in or relating to power indicating or measuring devices
摘要
申请公布号
GB626808(A)
申请公布日期
1949.07.21
申请号
GB19470020280
申请日期
1947.07.28
申请人
WESTINGHOUSE ELECTRIC INTERNATIONAL COMPANY
发明人
分类号
G01L3/10
主分类号
G01L3/10
代理机构
代理人
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地址
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