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发明名称
Filling of spaces
摘要
申请公布号
GB2284623(B)
申请公布日期
1997.01.15
申请号
GB19930023589
申请日期
1993.11.16
申请人
BARRY * FRANCE
发明人
BARRY * FRANCE
分类号
E21D11/15;(IPC1-7):E21D11/10
主分类号
E21D11/15
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