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发明名称
ALLOY CAST IRON OF IMPROVED MECHANICAL PROPERTIES
摘要
申请公布号
PL140964(B1)
申请公布日期
1987.06.30
申请号
PL19840245660
申请日期
1984.01.09
申请人
发明人
分类号
C21C;C22C;C22C37/06;(IPC1-7):C22C37/06
主分类号
C21C
代理机构
代理人
主权项
地址
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