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发明名称
Procédé de préparation de matériaux traités en surface et produits ainsi obtenus
摘要
申请公布号
FR1131250(A)
申请公布日期
1957.02.19
申请号
FRD1131250
申请日期
1955.09.13
申请人
A/S NORDISK ALUMINIUMINDUSTRI
发明人
分类号
B21C37/02
主分类号
B21C37/02
代理机构
代理人
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