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发明名称
PRODUCTION OF ELECTRIC RESISTANCE WELDED TUBE
摘要
申请公布号
JPH07112218(A)
申请公布日期
1995.05.02
申请号
JP19930256798
申请日期
1993.10.14
申请人
SUMITOMO METAL IND LTD
发明人
SAKAE TATSUYA
分类号
B21C37/08;B21D5/12;(IPC1-7):B21D5/12
主分类号
B21C37/08
代理机构
代理人
主权项
地址
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