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经营范围
发明名称
HEAT TREATMENT OF STEEL
摘要
申请公布号
GB8505491(D0)
申请公布日期
1985.04.03
申请号
GB19850005491
申请日期
1985.03.04
申请人
BEKAERT SA NV
发明人
分类号
C21D9/56;C21D9/52;C21D9/567;C21D9/64
主分类号
C21D9/56
代理机构
代理人
主权项
地址
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