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经营范围
发明名称
CONNECTING APPARATUS
摘要
申请公布号
GB9100634(D0)
申请公布日期
1991.02.27
申请号
GB19910000634
申请日期
1991.01.11
申请人
TRONIC ELECTRONIC SERVICES LIMITED
发明人
分类号
E21B33/038;H01R13/523
主分类号
E21B33/038
代理机构
代理人
主权项
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