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发明名称
摘要
申请公布号
JP2545847(B2)
申请公布日期
1996.10.23
申请号
JP19870082949
申请日期
1987.04.06
申请人
DAIDO STEEL CO LTD
发明人
WATANABE SADAYUKI;HAYAKAWA MASAAKI
分类号
C22F1/18;B26D1/00;C22F1/00;(IPC1-7):C22F1/18
主分类号
C22F1/18
代理机构
代理人
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