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发明名称
BOUNDARY BOX
摘要
申请公布号
GB8914154(D0)
申请公布日期
1989.08.09
申请号
GB19890014154
申请日期
1989.06.20
申请人
MILNES, DAVID
发明人
分类号
E02D29/12;E03B9/08
主分类号
E02D29/12
代理机构
代理人
主权项
地址
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