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经营范围
发明名称
White brass plating
摘要
申请公布号
US2668795(A)
申请公布日期
1954.02.09
申请号
US19510239190
申请日期
1951.07.28
申请人
E. I. DU PONT DE NEMOURS AND COMPANY
发明人
WERNLUND CHRISTIAN J.
分类号
C25D3/56
主分类号
C25D3/56
代理机构
代理人
主权项
地址
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