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发明名称
摘要
申请公布号
FR2461761(B1)
申请公布日期
1984.12.28
申请号
FR19800015697
申请日期
1980.07.16
申请人
NAUCHNO PROIZVODSTVENNOE OBIEDIN
发明人
分类号
C22C38/60;C22C38/08;(IPC1-7):C22C38/00
主分类号
C22C38/60
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