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经营范围
发明名称
STATIC ELECTRICITY METER
摘要
申请公布号
GB8426822(D0)
申请公布日期
1984.11.28
申请号
GB19840026822
申请日期
1984.10.23
申请人
DAY, S
发明人
分类号
G01R21/133;H03M1/00
主分类号
G01R21/133
代理机构
代理人
主权项
地址
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