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发明名称
USE OF TENSILE STRESS FOR DEFORMING A METAL OBJECT IN THE FORM OF A CIRCUMFERENTIAL SURFACE
摘要
申请公布号
EP1183116(A1)
申请公布日期
2002.03.06
申请号
EP20000935115
申请日期
2000.05.19
申请人
CORUS STAAL BV
发明人
VERMEIJ, JOHANNES;SCHAAPER, HANS, NICOLAAS
分类号
B21D22/30;B21D51/26;(IPC1-7):B21D51/26
主分类号
B21D22/30
代理机构
代理人
主权项
地址
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