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发明名称
摘要
申请公布号
JPS544692(B2)
申请公布日期
1979.03.09
申请号
JP19750080093
申请日期
1975.06.30
申请人
发明人
分类号
B22F9/26;B22F9/00;C22B11/00
主分类号
B22F9/26
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代理人
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