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发明名称
摘要
申请公布号
JP2552351(B2)
申请公布日期
1996.11.13
申请号
JP19890030172
申请日期
1989.02.09
申请人
HITACHI METALS LTD
发明人
OONO TAKEHIRO;WATANABE RIKIZO
分类号
C22C19/05;(IPC1-7):C22C19/05
主分类号
C22C19/05
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代理人
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