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发明名称
SEAM-WELDED METAL TUBING
摘要
申请公布号
GB8713534(D0)
申请公布日期
1987.07.15
申请号
GB19870013534
申请日期
1987.06.10
申请人
KAWASAKI JUKOGYO KK;SUMITOMO METAL INDUSTRIES LTD
发明人
分类号
B23K13/02;B21C37/08;B23K13/00;B23K31/02;(IPC1-7):B21C37/08
主分类号
B23K13/02
代理机构
代理人
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