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发明名称
UN PROCEDIMIENTO PERFECCIONADO DE CROMADO DURO
摘要
申请公布号
ES268026(A3)
申请公布日期
1962.01.01
申请号
ES19260002680
申请日期
1961.06.06
申请人
DITTNER, JOSEPH
发明人
分类号
C23C;(IPC1-7):C23C
主分类号
C23C
代理机构
代理人
主权项
地址
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