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发明名称
Procédé de chromage intérieur des canalisations
摘要
申请公布号
FR1023810(A)
申请公布日期
1953.03.24
申请号
FRD1023810
申请日期
1950.03.16
申请人
ELECTRO METAL HARDENING CO.
发明人
分类号
C25D5/08;C25D7/04
主分类号
C25D5/08
代理机构
代理人
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地址
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