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经营范围
发明名称
MINING MACHINE
摘要
申请公布号
GB1566432(A)
申请公布日期
1980.04.30
申请号
GB19760042082
申请日期
1976.10.09
申请人
ATLOW MINING DEVELOPMENT CONSULTANTS LTD
发明人
分类号
E21C27/22;E21D9/11;(IPC1-7):E21C27/20
主分类号
E21C27/22
代理机构
代理人
主权项
地址
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