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经营范围
发明名称
SINGLE FACE BUTT WELDING
摘要
申请公布号
JPH115163(A)
申请公布日期
1999.01.12
申请号
JP19970156868
申请日期
1997.06.13
申请人
NKK CORP
发明人
OZAMOTO DAISUKE;MURAYAMA MASATOMO;SUGITANI YUJI
分类号
B23K9/025;B23K9/00;B23K9/035;B23K9/095;(IPC1-7):B23K9/095
主分类号
B23K9/025
代理机构
代理人
主权项
地址
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