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发明名称
摘要
申请公布号
JPH062916(B2)
申请公布日期
1994.01.12
申请号
JP19880034980
申请日期
1988.02.19
申请人
NIPPON STEEL CORP
发明人
NAKAO RYUJI;FUKUMOTO SHIGEO;FUJI MASAO;TAKEUCHI HIDEMARO
分类号
C22B9/22;(IPC1-7):C22B9/22
主分类号
C22B9/22
代理机构
代理人
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