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发明名称
DRILL ROD INDEXING DEVICE
摘要
申请公布号
SU583294(A1)
申请公布日期
1977.12.05
申请号
SU19742044262
申请日期
1974.07.17
申请人
VNII GORNOJ GEOMEKHANIKI MARKSHEJDERSKOGO DELA;MO GORNYJ INSTITUT
发明人
AGEEV MIKHAIL ,SU;BESCHASTNYJ GRIGORIJ K,SU;VALUKHIN YURIJ K,SU;IGNATOV VLADIMIR F,SU;SOLOVEV VIKTOR M,SU
分类号
E21B19/24;(IPC1-7):E21C19/00
主分类号
E21B19/24
代理机构
代理人
主权项
地址
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