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发明名称
摘要
申请公布号
DE2146221(B2)
申请公布日期
1979.02.08
申请号
DE19712146221
申请日期
1971.09.16
申请人
DEMAG AG, 4100 DUISBURG
发明人
MUNK, FRIEDRICH;KOERFFER, GUENTER
分类号
B22D35/00;B22D41/06;B22D41/12;(IPC1-7):B22D41/06
主分类号
B22D35/00
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代理人
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