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发明名称
ROCK-BREAKING TOOL
摘要
申请公布号
SU605954(A1)
申请公布日期
1978.05.05
申请号
SU19762374030
申请日期
1976.06.16
申请人
KARAGANDINSKIJ NI PK EXI GIPROUGLEGORMASH
发明人
BRENNER VLADIMIR A,SU;KUSHCHANOV GUMAR K,SU;NEZNAMOV VIKTOR ,SU;PAVLOV YURIJ S,SU;ROGOLEV PETR V,SU;ROFMAN EFIM B,SU;SHMANEV ALEKSANDR N,SU;SHMIDT ERNST B,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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