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发明名称
摘要
申请公布号
DE9101602(U1)
申请公布日期
1991.05.02
申请号
DE19910001602U
申请日期
1991.02.12
申请人
F.L. SMIDTH & CO. A/S, VALBY, DK
发明人
分类号
B02C4/28
主分类号
B02C4/28
代理机构
代理人
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地址
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