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发明名称
MINING MACHINE ACTUATING ELEMENT
摘要
申请公布号
SU1434101(A1)
申请公布日期
1988.10.30
申请号
SU19853874990
申请日期
1985.03.27
申请人
DO POLT INSTITUT
发明人
BOJKO NIKOLAJ G,SU;BOLTYAN ANDREJ V,SU;SHEVTSOV VLADIMIR G,SU;NECHEPAEV VALERIJ G,SU;GOROBETS IGOR A,SU
分类号
E21C35/00
主分类号
E21C35/00
代理机构
代理人
主权项
地址
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