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发明名称
摘要
申请公布号
DE2016894(A1)
申请公布日期
1970.10.15
申请号
DE19702016894
申请日期
1970.04.09
申请人
发明人
分类号
C10G67/14;C10G21/12;C10G67/04;(IPC1-7):C10G43/08
主分类号
C10G67/14
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代理人
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