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经营范围
发明名称
METHOD OF FORMING ELECTRIC WELDED STEEL TUBE
摘要
申请公布号
EP0059957(B1)
申请公布日期
1986.12.17
申请号
EP19820101751
申请日期
1982.03.05
申请人
KAWASAKI STEEL CORPORATION
发明人
TOYOOKA, TAKAAKI;YOKOYAMA, EIICHI;ONODA, YOSHITOMI;EJIMA, AKIO
分类号
B21C37/08;(IPC1-7):B21C37/08;B21D5/12
主分类号
B21C37/08
代理机构
代理人
主权项
地址
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