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发明名称
Door spy hole improvement
摘要
申请公布号
GB0205344(D0)
申请公布日期
2002.04.24
申请号
GB20020005344
申请日期
2002.03.07
申请人
LONG, SIPAN
发明人
分类号
主分类号
代理机构
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主权项
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