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发明名称
Perfectionnements apportés aux dispositifs de soufflage pour le traitement par un fluide gazeux des moules et noyaux de fonderie en sable
摘要
申请公布号
FR1368231(A)
申请公布日期
1964.07.31
申请号
FR19630938486
申请日期
1963.06.18
申请人
发明人
PASQUALINI CHARLES
分类号
B22C9/12
主分类号
B22C9/12
代理机构
代理人
主权项
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