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发明名称
Аппарат для промывки песка
摘要
申请公布号
SU39750(A1)
申请公布日期
1934.11.30
申请号
SU19330130392
申请日期
1933.06.15
申请人
DAVIDOVICH I.I.
发明人
DAVIDOVICH I.I.
分类号
B01D21/24
主分类号
B01D21/24
代理机构
代理人
主权项
地址
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