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经营范围
发明名称
CUVE ET APPAREIL D'AFFINAGE DE METAUX
摘要
申请公布号
BE857837(A1)
申请公布日期
1978.02.16
申请号
BE19770180217
申请日期
1977.08.16
申请人
UNION CARBIDE CORP.
发明人
分类号
C21C7/072;C22B9/05;C22B21/06;F27B14/06;F27D11/02;F27D27/00;(IPC1-7):C22B/
主分类号
C21C7/072
代理机构
代理人
主权项
地址
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