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发明名称
PORTABLE TELESCOPIC ROCK DRILL
摘要
申请公布号
SU1006743(A1)
申请公布日期
1983.03.23
申请号
SU19813355312
申请日期
1981.11.17
申请人
KOMMUNARSKIJ GORNO-METALLURGICHESKIJ INSTITUT
发明人
KOZLOV VALERIJ V,SU;REZNIKOV IGOR G,SU;LUNINA VALENTINA S,SU;CHIREV VITALIJ I,SU;MANIN ALEKSANDR A,SU
分类号
E21B1/00;B25D17/24;(IPC1-7):E21C3/04
主分类号
E21B1/00
代理机构
代理人
主权项
地址
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