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经营范围
发明名称
Perfectionnements apportés aux alliages de magnésium
摘要
申请公布号
FR50854(E)
申请公布日期
1941.04.18
申请号
FRD50854
申请日期
1939.07.28
申请人
GEORG VON GIESCHES ERBEN
发明人
分类号
C22C23/00
主分类号
C22C23/00
代理机构
代理人
主权项
地址
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