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发明名称
Машина для регенерации песка
摘要
申请公布号
SU87888(A1)
申请公布日期
1949.11.30
申请号
SU19490391059
申请日期
1949.02.01
申请人
ALEKSANDROV A.S.
发明人
ALEKSANDROV A.S.
分类号
B22C5/04
主分类号
B22C5/04
代理机构
代理人
主权项
地址
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