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发明名称
摘要
申请公布号
JPS5522374(U)
申请公布日期
1980.02.13
申请号
JP19780105744U
申请日期
1978.08.01
申请人
发明人
分类号
C21D9/56;C21D1/26;C23G3/00;C23G5/00;(IPC1-7):C21D1/26
主分类号
C21D9/56
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