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发明名称
MANUFACTURE OF WELDED STEEL PIPE
摘要
申请公布号
JPH01192476(A)
申请公布日期
1989.08.02
申请号
JP19880014328
申请日期
1988.01.25
申请人
KAWASAKI STEEL CORP
发明人
KOHARA SHIGEOMI;TOKUDA MASAAKI
分类号
B21C37/08;B23K9/02;B23K9/025
主分类号
B21C37/08
代理机构
代理人
主权项
地址
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