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发明名称
Liant pour la fabrication de noyaux de sable destinés à la fonderie
摘要
申请公布号
FR1132248(A)
申请公布日期
1957.03.06
申请号
FRD1132248
申请日期
1955.09.22
申请人
HUILES & GOMMES DU NORD
发明人
分类号
B22C1/24;C08G18/36;C08G18/80;C09F7/00
主分类号
B22C1/24
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代理人
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