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发明名称
Préparation de borures métalliques et produits conformes à ceux obtenus
摘要
申请公布号
FR1295420(A)
申请公布日期
1962.06.08
申请号
FR19610859611
申请日期
1961.04.21
申请人
MINE SAFETY APPLIANCES COMPANY
发明人
分类号
C01B35/04
主分类号
C01B35/04
代理机构
代理人
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