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发明名称
摘要
申请公布号
FR2013349(A1)
申请公布日期
1970.04.03
申请号
FR19690020405
申请日期
1969.06.18
申请人
NORDNERO AG
发明人
分类号
C02F1/467;C25D21/16;C25F1/00;(IPC1-7):C02B5/00;C23B5/00
主分类号
C02F1/467
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