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发明名称
APPARATUS FOR AUTOMATIC REMOTE CONTROL OF DRILLING UNIT
摘要
申请公布号
SU1278453(A1)
申请公布日期
1986.12.23
申请号
SU19853910221
申请日期
1985.06.07
申请人
ZAVOD GORNOGO OBORU "KOMMUNIST"
发明人
PITMAN PETR S,SU;TETEMADZE AVNI E,SU;SERDYUKOV GENNADIJ I,SU
分类号
E21B21/00;E21B44/02
主分类号
E21B21/00
代理机构
代理人
主权项
地址
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