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经营范围
发明名称
Perfectionnements apportés à la fabrication des alliages
摘要
申请公布号
FR696142(A)
申请公布日期
1930.12.26
申请号
FRD696142
申请日期
1930.05.27
申请人
COMPAGNIE FRANCAISE POUR L'EXPLOITATION DES PROCEDES THOMSON-HOUSTON
发明人
分类号
B22F3/00
主分类号
B22F3/00
代理机构
代理人
主权项
地址
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