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经营范围
发明名称
Verfahren zur Maskierung von Metallen in wässrigen Medien
摘要
申请公布号
CH370021(A)
申请公布日期
1963.06.15
申请号
CH19570054005
申请日期
1957.12.19
申请人
JOH. A. BENCKISER GMBH, CHEMISCHE FABRIK
发明人
分类号
C02F5/08
主分类号
C02F5/08
代理机构
代理人
主权项
地址
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