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经营范围
发明名称
WORKING MEMBER OF MINE CUTTER-LOADER
摘要
申请公布号
SU1063994(A1)
申请公布日期
1983.12.30
申请号
SU19782698700
申请日期
1978.12.20
申请人
PODMOSKOVNYJ NI PK UGOLNYJ INSTITUT
发明人
FEDOROVSKIJ YURIJ D,SU
分类号
E21C25/04;(IPC1-7):E21C25/04
主分类号
E21C25/04
代理机构
代理人
主权项
地址
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