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经营范围
发明名称
APPARATUS FOR ENLARGING TUBE ENDS
摘要
申请公布号
EP0240022(A3)
申请公布日期
1990.02.28
申请号
EP19870104897
申请日期
1984.12.21
申请人
SIEMENS AKTIENGESELLSCHAFT
发明人
MECHTOLD, HELMUT;WEBER, ROBERT, DIPL.-ING. (FH)
分类号
B21D39/20;B21D41/02;(IPC1-7):B21D41/02
主分类号
B21D39/20
代理机构
代理人
主权项
地址
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