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发明名称
MANUFACTURE OF STEEL TUBE
摘要
申请公布号
JPH09206825(A)
申请公布日期
1997.08.12
申请号
JP19960014783
申请日期
1996.01.31
申请人
NAKAJIMA KOKAN KK
发明人
NAKAJIMA HIROSHI;NAKAJIMA NORIO
分类号
B21C37/15;C21D8/10;C21D9/08;(IPC1-7):B21C37/15
主分类号
B21C37/15
代理机构
代理人
主权项
地址
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