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发明名称
摘要
申请公布号
DE8911569(U1)
申请公布日期
1991.01.31
申请号
DE19890011569U
申请日期
1989.09.28
申请人
ALEXANDERWERK AG, 5630 REMSCHEID, DE
发明人
分类号
B02C18/30
主分类号
B02C18/30
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代理人
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