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发明名称
WELDING DEFECT PREVENTION METHOD IN ON-SITE WELDING OF PIPING
摘要
申请公布号
JPH11170050(A)
申请公布日期
1999.06.29
申请号
JP19970362997
申请日期
1997.12.12
申请人
TODEN KOGYO CO LTD
发明人
KIYOTA HITOSHI
分类号
F23Q25/00;B23K9/16;H05B7/20;(IPC1-7):B23K9/16
主分类号
F23Q25/00
代理机构
代理人
主权项
地址
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