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发明名称
摘要
申请公布号
JP3137968(B2)
申请公布日期
2001.02.26
申请号
JP19890232682
申请日期
1989.09.07
申请人
发明人
分类号
C22C38/00;C22C38/26;C22C38/28;C22C38/44;C22C38/48;F28F21/08;(IPC1-7):C22C38/00
主分类号
C22C38/00
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