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经营范围
发明名称
Improvements in alternating current electric measuring and like instruments
摘要
申请公布号
GB519853(A)
申请公布日期
1940.04.08
申请号
GB19380028779
申请日期
1938.10.04
申请人
ELLIOTT BROTHERS (LONDON) LIMITED;GEORGE FREDERICK SHOTTER
发明人
分类号
G01R5/14
主分类号
G01R5/14
代理机构
代理人
主权项
地址
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