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发明名称
Горный комбайн
摘要
申请公布号
SU61345(A1)
申请公布日期
1941.11.30
申请号
SU19400029977
申请日期
1940.02.19
申请人
KHORIN V.N.
发明人
KHORIN V.N.
分类号
E21C25/68;E21F13/08
主分类号
E21C25/68
代理机构
代理人
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