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发明名称
MINERAL EXCAVATION METHOD
摘要
申请公布号
SU953210(A1)
申请公布日期
1982.08.23
申请号
SU19802969588
申请日期
1980.08.04
申请人
LAMBROV VLADIMIR V,SU;ZIZDO BORIS N,SU;KIRICHENKO MIKHAIL M,SU;SYTENKOV VIKTOR N,SU
发明人
LAMBROV VLADIMIR V,SU;ZIZDO BORIS N,SU;KIRICHENKO MIKHAIL M,SU;SYTENKOV VIKTOR N,SU
分类号
E21C41/00;(IPC1-7):E21C41/00
主分类号
E21C41/00
代理机构
代理人
主权项
地址
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