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发明名称
摘要
申请公布号
JPS5213166(B2)
申请公布日期
1977.04.12
申请号
JP19720049686
申请日期
1972.05.15
申请人
发明人
分类号
C23C8/22;C21D1/00;C21D1/18;C21D1/62;C21D1/76
主分类号
C23C8/22
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代理人
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