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发明名称
WELDING METHOD, WELDING DEVICE, WELDED JOINT, AND WELDED STRUCTURE
摘要
申请公布号
EP1378310(A4)
申请公布日期
2008.04.23
申请号
EP20020700601
申请日期
2002.02.18
申请人
HITACHI CONSTRUCTION MACHINERY CO., LTD.
发明人
TAKATANI, TORU;TAKANO, YUTAKA;MIYANAGI, NAOKI;YAMAMOTO, HIKARU;SAKURAI, SHIGEYUKI;HIRAKAWA, MANABU
分类号
B23K9/022;B23K9/025;B23K9/095;B23K9/12;B23K9/173;B23K33/00;(IPC1-7):B23K9/00;B23K9/02
主分类号
B23K9/022
代理机构
代理人
主权项
地址
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