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经营范围
发明名称
CEILING FOR SUPPORTING ROOF IN STOPES
摘要
申请公布号
SU1010281(A2)
申请公布日期
1983.04.07
申请号
SU19802925063
申请日期
1980.05.14
申请人
DO NI UGOLNYJ INSTITUT
发明人
ALTUKHOV VASILIJ I,SU;BAZAROV VIKTOR D,SU;MUKHIN EVGENIJ P,SU;KUZMENKO NIKOLAJ S,SU;BELOSTOTSKIJ BORIS KH,SU;PODOLYAKO NIKOLAJ I,SU
分类号
E21D17/08;(IPC1-7):E21D17/08
主分类号
E21D17/08
代理机构
代理人
主权项
地址
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