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经营范围
发明名称
Safety Equipment for use in mines
摘要
申请公布号
GB2270258(A)
申请公布日期
1994.03.09
申请号
GB19920016981
申请日期
1992.08.11
申请人
* MASTABAR MINING EQUIPMENT COMPANY LIMITED
发明人
RONALD * SMITH
分类号
E21F5/14;(IPC1-7):E21F5/14
主分类号
E21F5/14
代理机构
代理人
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地址
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