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经营范围
发明名称
Continuity tester
摘要
申请公布号
GB2239954(A)
申请公布日期
1991.07.17
申请号
GB19890029043
申请日期
1989.12.22
申请人
DAVID * HELLIER
发明人
DAVID * HELLIER
分类号
G01R31/02
主分类号
G01R31/02
代理机构
代理人
主权项
地址
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