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发明名称
STOP LEAK DEVICE
摘要
申请公布号
GB9025520(D0)
申请公布日期
1991.01.09
申请号
GB19900025520
申请日期
1990.11.23
申请人
MITCHELL, MARK A
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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