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发明名称
STEEL FOR SOUR-RESISTING RESISTANCE WELDED TUBE
摘要
申请公布号
JPH04120241(A)
申请公布日期
1992.04.21
申请号
JP19900241634
申请日期
1990.09.11
申请人
NIPPON STEEL CORP
发明人
TOYODA KAZUOMI;HOSHINO TAKEHIRO;TAKEZAWA HIROSHI;HAJI TOSHIAKI
分类号
C22C38/00;C22C38/14
主分类号
C22C38/00
代理机构
代理人
主权项
地址
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