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发明名称
摘要
申请公布号
FR2467648(B1)
申请公布日期
1983.08.19
申请号
FR19790026227
申请日期
1979.10.23
申请人
DAUSSAN ET CIE
发明人
分类号
B22D41/02;F27D1/04;(IPC1-7):B22D41/02;B22D11/10
主分类号
B22D41/02
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