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发明名称
Способ обогащения щебня
摘要
申请公布号
SU141813(A1)
申请公布日期
1961.11.30
申请号
SU19610724018
申请日期
1961.03.30
申请人
发明人
LYULEV B.V.;SOVALOV I.G.
分类号
F26B11/04;B07B1/22
主分类号
F26B11/04
代理机构
代理人
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地址
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