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发明名称
MINE SUPPORT PACK
摘要
申请公布号
ZA9100945(B)
申请公布日期
1991.11.27
申请号
ZA19910000945
申请日期
1991.02.08
申请人
RAYMOND BERKLEY BOTHA
发明人
RAYMOND BERKLEY BOTHA
分类号
E21D
主分类号
E21D
代理机构
代理人
主权项
地址
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