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发明名称
摘要
申请公布号
FR2448599(B1)
申请公布日期
1984.05.18
申请号
FR19800002584
申请日期
1980.02.06
申请人
BOSCHUNG AG MARCEL
发明人
分类号
E01H5/06;(IPC1-7):E01H5/06
主分类号
E01H5/06
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