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发明名称
Verfahren zur Behandlung von Metalloberflaechen vor dem Aufbringen von Phosphatueberzuegen
摘要
申请公布号
DE753730(C)
申请公布日期
1952.07.17
申请号
DE1938A088017D
申请日期
1938.09.07
申请人
AMERICAN CHEMICAL PAINT COMPANY
发明人
ROMIG GERALD CHRISTIAN
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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