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经营范围
发明名称
Procédé de chromage de l'aluminium ou ses alliages
摘要
申请公布号
FR1016580(A)
申请公布日期
1952.11.17
申请号
FRD1016580
申请日期
1950.04.21
申请人
发明人
AUDUBERT RENE
分类号
C25D5/44
主分类号
C25D5/44
代理机构
代理人
主权项
地址
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