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发明名称
Protection of immersed metal
摘要
申请公布号
US2505535(A)
申请公布日期
1950.04.25
申请号
US19460688336
申请日期
1946.08.03
申请人
SOCIETE DE PRODUITS CHIMIQUES DES TERRES RARES
发明人
FREUD HERBERT MANFRED
分类号
C23F11/08
主分类号
C23F11/08
代理机构
代理人
主权项
地址
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