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经营范围
发明名称
Mineral cutting apparatus
摘要
申请公布号
GB9804413(D0)
申请公布日期
1998.04.29
申请号
GB19980004413
申请日期
1998.03.03
申请人
MINNOVATION LIMITED
发明人
分类号
E21C35/18;E21C35/19
主分类号
E21C35/18
代理机构
代理人
主权项
地址
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