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发明名称
Perfectionnements à la coulée de la fonte
摘要
申请公布号
FR686909(A)
申请公布日期
1930.08.01
申请号
FRD686909
申请日期
1929.03.15
申请人
发明人
STUHL FRANK
分类号
B22D27/08
主分类号
B22D27/08
代理机构
代理人
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