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发明名称
Perfectionnement à la coulée des métaux ferreux et non ferreux
摘要
申请公布号
FR1052956(A)
申请公布日期
1954.01.29
申请号
FRD1052956
申请日期
1952.03.18
申请人
发明人
GODENNE JEAN
分类号
B22D35/04
主分类号
B22D35/04
代理机构
代理人
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