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经营范围
发明名称
MINE SUPPORT
摘要
申请公布号
ZA7602288(B)
申请公布日期
1977.11.30
申请号
ZA19760002288
申请日期
1976.04.15
申请人
MINE SUPPORT SYSTEMS LTD
发明人
TOWNSEND R
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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