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经营范围
发明名称
MINING DRILL RIG
摘要
申请公布号
SU977763(A1)
申请公布日期
1982.11.30
申请号
SU19813312637
申请日期
1981.06.30
申请人
SP K BYURO SAMOKHODNOGO GORNOGO OBORU MINISTERSTVA TYAZHELOGO TRANSPORTNOGO MASH SSSR
发明人
AKHMETZYANOV RUSLAN M,SU;ANISIMOVA RAISA P,SU;LAPTEV PETR S,SU;STREKALOV MIKHAIL P,SU;CHERNOUSOV ANATOLIJ V,SU
分类号
E21D9/10;E21B44/00;(IPC1-7):E21C11/02
主分类号
E21D9/10
代理机构
代理人
主权项
地址
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