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发明名称
DEVICE FOR REMOVING SUPPORT PROPS
摘要
申请公布号
SU1375828(A1)
申请公布日期
1988.02.23
申请号
SU19864081305
申请日期
1986.05.05
申请人
PODMOSKOVNYJ NI PK UGOLNYJ INSTITUT
发明人
NIKOLAEV VLADIMIR L,SU;ZENYAKIN VIKTOR N,SU;SEMENOV VALERIJ N,SU;STEPANOV ALEKSANDR N,SU;MERZLIKIN NIKOLAJ I,SU;MALYUGA MIKHAIL F,SU;POPOVICH ALEKSEJ S,SU;LITVINOV GEORGIJ I,SU
分类号
E21D15/60
主分类号
E21D15/60
代理机构
代理人
主权项
地址
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