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经营范围
发明名称
Procédé d'enrichissement superficiel en carbone d'aciers au chrome
摘要
申请公布号
FR878587(A)
申请公布日期
1943.01.25
申请号
FRD878587
申请日期
1942.01.20
申请人
DEUTSCHE EDELSTAHLWERKE AKTIENGESELLSCHAFT
发明人
分类号
C23C12/00
主分类号
C23C12/00
代理机构
代理人
主权项
地址
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