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发明名称
ROCK-BREAKING TOOL
摘要
申请公布号
SU876991(A1)
申请公布日期
1981.10.30
申请号
SU19802876958
申请日期
1980.01.31
申请人
KARAGANDINSKIJ POLT INSTITUT
发明人
KLIMOV YURIJ I,SU;YASHCHENKO VIKTOR A,SU;BERDALIN BERIK S,SU;BATRAKOV ALEKSANDR V,SU;SEREBRYAKOV PAVEL V,SU;KHAZHUEV VLADIMIR SH,SU;DYSHEKOV AVGUSTIN S,SU
分类号
E21C35/18;(IPC1-7):E21C25/38
主分类号
E21C35/18
代理机构
代理人
主权项
地址
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