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发明名称
Комбайн для проходки штреков
摘要
申请公布号
SU69102(A1)
申请公布日期
1946.11.30
申请号
SU19440340022
申请日期
1944.02.09
申请人
LOSEV A.I.;MOGILEVSKIJ A.A.
发明人
LOSEV A.I.;MOGILEVSKIJ A.A.
分类号
E21C27/22;E21D9/11
主分类号
E21C27/22
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代理人
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