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经营范围
发明名称
Procédé de protection, par action galvanique, des objets métalliques
摘要
申请公布号
FR54022(E)
申请公布日期
1947.03.27
申请号
FRD54022
申请日期
1945.07.26
申请人
发明人
FRASCH JEAN
分类号
C25D9/06;C25D11/00;C25D11/30
主分类号
C25D9/06
代理机构
代理人
主权项
地址
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