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发明名称
FORMATION OF PIPE WELDED JOINT
摘要
申请公布号
JPH0415384(A)
申请公布日期
1992.01.20
申请号
JP19900118029
申请日期
1990.05.08
申请人
ISHIKAWAJIMA HARIMA HEAVY IND CO LTD
发明人
OKAMOTO AKIO
分类号
F16L13/02;B23K9/028;B23K31/00
主分类号
F16L13/02
代理机构
代理人
主权项
地址
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