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发明名称
摘要
申请公布号
FR2248931(B2)
申请公布日期
1979.02.02
申请号
FR19740030729
申请日期
1974.09.11
申请人
MASCHINENFABRIK WEINGARTEN AG
发明人
分类号
B21D28/22;B30B15/00;(IPC1-7):B30B15/14
主分类号
B21D28/22
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