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发明名称
Désoxydant industriel
摘要
申请公布号
FR1062846(A)
申请公布日期
1954.04.27
申请号
FRD1062846
申请日期
1952.09.10
申请人
发明人
VALETON CLAUDE-MAURICE-HENRI
分类号
C23C22/47;C23G1/08
主分类号
C23C22/47
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