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经营范围
发明名称
Method of cold pressing a conical exterior screw thread.
摘要
申请公布号
EP0356375(B1)
申请公布日期
1994.03.16
申请号
EP19890810017
申请日期
1989.01.11
申请人
BBR BAUVERFAHREN AG
发明人
KELLNER, URS
分类号
B21K1/56;(IPC1-7):B21K1/56
主分类号
B21K1/56
代理机构
代理人
主权项
地址
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