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发明名称
Method and device for making threads on polygonal tubes.
摘要
申请公布号
EP0512426(B1)
申请公布日期
1994.12.07
申请号
EP19920107427
申请日期
1992.04.30
申请人
PERI GMBH
发明人
SCHWOERER, ARTUR, DIPL.-ING. (FH);HANDVEST, WERNER, DIPL.-ING.
分类号
B21D15/04;(IPC1-7):B21D15/04
主分类号
B21D15/04
代理机构
代理人
主权项
地址
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