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发明名称
Procédé pour le traitement préliminaire de surfaces métalliques avant leur revêtement par des couches phosphatées
摘要
申请公布号
FR908661(A)
申请公布日期
1946.04.16
申请号
FRD908661
申请日期
1939.05.26
申请人
AMERICAN CHEMICAL PAINT COMPANY
发明人
分类号
C23C22/73
主分类号
C23C22/73
代理机构
代理人
主权项
地址
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