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发明名称
摘要
申请公布号
FR2259734(B1)
申请公布日期
1980.03.21
申请号
FR19740027926
申请日期
1974.08.12
申请人
DEMAG AG
发明人
分类号
B22D41/12;B61D5/00;B65D88/74;C21C1/06;(IPC1-7):B61D5/00
主分类号
B22D41/12
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