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经营范围
发明名称
Procédé de cémentation gazeuse d'acier
摘要
申请公布号
CH448673(A)
申请公布日期
1967.12.15
申请号
CH19650016998
申请日期
1965.12.09
申请人
S. A. DU FOUR ELECTRIQUE DELEMONT
发明人
MEMBREZ,PHILIPPE
分类号
C23C8/22;(IPC1-7):C23C11/12
主分类号
C23C8/22
代理机构
代理人
主权项
地址
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