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发明名称
摘要
申请公布号
JPH079049(B2)
申请公布日期
1995.02.01
申请号
JP19860240712
申请日期
1986.10.09
申请人
发明人
分类号
C22C21/00;H01B1/02;(IPC1-7):C22C21/00
主分类号
C22C21/00
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