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发明名称
Машина для выбивания стоек
摘要
申请公布号
SU42964(A1)
申请公布日期
1935.05.31
申请号
SU19340141734
申请日期
1934.02.05
申请人
GRACHEV N.P.
发明人
GRACHEV N.P.
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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