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发明名称
摘要
申请公布号
DE2119545(A1)
申请公布日期
1972.10.12
申请号
DE19712119545
申请日期
1971.04.22
申请人
发明人
分类号
B01D29/15;B29C45/24;B29C47/68;(IPC1-7):B29F3/01
主分类号
B01D29/15
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代理人
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