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经营范围
发明名称
WELDING METHOD OF THICKKWALLED PIPE
摘要
申请公布号
JPS56111590(A)
申请公布日期
1981.09.03
申请号
JP19800013213
申请日期
1980.02.05
申请人
KOBE STEEL LTD
发明人
OGATA YOUJI;MIYAMOTO KANJI
分类号
B23K9/032
主分类号
B23K9/032
代理机构
代理人
主权项
地址
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