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经营范围
发明名称
Mine support pack unit.
摘要
申请公布号
ZA200207554(B)
申请公布日期
2003.03.18
申请号
ZA20020007554
申请日期
2002.09.20
申请人
TIMRITE (PTY) LTD.
发明人
FRANS ROELOF PETRUS PIENAAR;MARK HOWELL
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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