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发明名称
METHOD OF PREVENTING OXIDE FROM BEING INVOLVED
摘要
申请公布号
JPS52155132(A)
申请公布日期
1977.12.23
申请号
JP19760071137
申请日期
1976.06.18
申请人
HITACHI METALS LTD
发明人
SATOU TAKASHI
分类号
B22D18/08
主分类号
B22D18/08
代理机构
代理人
主权项
地址
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