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发明名称
VORRICHTUNG ZUM GIESSEN VON DOPPELTORIENTIERTEN EINKRISTALL-GUSSTUECKEN
摘要
申请公布号
DE2009872(B2)
申请公布日期
1972.05.04
申请号
DE19702009872
申请日期
1970.03.03
申请人
发明人
分类号
B22D27/04;C30B11/00;(IPC1-7):B22D27/04
主分类号
B22D27/04
代理机构
代理人
主权项
地址
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