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发明名称
THE CHARGING OF GROUT INTO BOREHOLES
摘要
申请公布号
ZW1592(A1)
申请公布日期
1992.09.09
申请号
ZW19920000015
申请日期
1992.01.27
申请人
DELKOR TECHNIK (PROPRIETARY) LIMITED
发明人
JOHANNES CHRISTIAAN KRIEL
分类号
E04G;(IPC1-7):E04G/
主分类号
E04G
代理机构
代理人
主权项
地址
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