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发明名称
APPARATUS FOR BREAKING ROCK WITH ELECTRIC CURRENT
摘要
申请公布号
SU699180(A1)
申请公布日期
1979.11.25
申请号
SU19772516264
申请日期
1977.08.12
申请人
DNVNI PK I GORNORUDNOGO MASHINOSTROENIYA
发明人
BLAGODATNYJ VLADLEN M,SU;KOSTYUK VADIM A,SU;BRODSKIJ MIKHAIL M,SU;KHRUSHCHEV GEORGIJ N,SU;LEBEDKIN YURIJ M,SU
分类号
E21C37/18;(IPC1-7):E21C37/18
主分类号
E21C37/18
代理机构
代理人
主权项
地址
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