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发明名称
AUTOMATIC SYSTEM FOR CONTROLLING BORING CONDITIONS
摘要
申请公布号
SU1677283(A1)
申请公布日期
1991.09.15
申请号
SU19894682877
申请日期
1989.04.24
申请人
N-PROIZV OB SAMOKHODNOJ GORNOJ TEKHNIKI "KRIVOROZHRUDMASH"
发明人
BORZENKO MIKHAIL YU,SU
分类号
E21B44/06;E21B44/00
主分类号
E21B44/06
代理机构
代理人
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地址
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