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发明名称
摘要
申请公布号
FR2349372(B1)
申请公布日期
1983.05.27
申请号
FR19770013139
申请日期
1977.04.25
申请人
HOESTEMBERGHE ET KLUTSCH GMBH
发明人
分类号
B21B31/32;(IPC1-7):B21B31/32;B21B37/02
主分类号
B21B31/32
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