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经营范围
发明名称
METHOD OF FORMING MINE WORKINGS IN SETTING FILLING-UP MASS
摘要
申请公布号
SU1078107(A1)
申请公布日期
1984.03.07
申请号
SU19823494572
申请日期
1982.09.28
申请人
SHTELE VLADIMIR,SU
发明人
SHTELE VLADIMIR I,SU
分类号
E21F15/00;(IPC1-7):E21F15/00
主分类号
E21F15/00
代理机构
代理人
主权项
地址
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