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发明名称
Matières pour modèles de fonderie de précision
摘要
申请公布号
FR1066673(A)
申请公布日期
1954.06.09
申请号
FRD1066673
申请日期
1952.11.18
申请人
REGIE NATIONALE DES USINES RENAULT
发明人
分类号
B22C7/02
主分类号
B22C7/02
代理机构
代理人
主权项
地址
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