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经营范围
发明名称
Traitement thermique de métaux
摘要
申请公布号
FR1319487(A)
申请公布日期
1963.03.01
申请号
FR19620889645
申请日期
1962.03.01
申请人
KEMWELL A.G.
发明人
分类号
C21D9/50
主分类号
C21D9/50
代理机构
代理人
主权项
地址
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