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经营范围
发明名称
Measurement of power in A.C. circuits
摘要
申请公布号
GB2066969(A)
申请公布日期
1981.07.15
申请号
GB19810000625
申请日期
1981.01.09
申请人
DEEMSTOP LTD
发明人
分类号
G01R21/00;G01R21/133;(IPC1-7):G01R21/00
主分类号
G01R21/00
代理机构
代理人
主权项
地址
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