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发明名称
Verfahren zur Hartverchromung des Innern von Rohren.
摘要
申请公布号
CH281450(A)
申请公布日期
1952.03.15
申请号
CHD281450
申请日期
1950.03.03
申请人
ELECTRO METAL HARDENING CO. S. A.
发明人
ELECTRO METAL HARDENING CO. S. A.
分类号
C25D5/08;C25D7/04
主分类号
C25D5/08
代理机构
代理人
主权项
地址
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