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发明名称
HOT JOINING METHOD FOR STEEL MATERIAL
摘要
申请公布号
JPH058058(A)
申请公布日期
1993.01.19
申请号
JP19910222553
申请日期
1991.09.03
申请人
SUMITOMO METAL IND LTD
发明人
KO TAKAO;FUKADA YASUTO;OKADA SEIJI;SUZUKI YUTAKA
分类号
B23K20/00;B21B1/26
主分类号
B23K20/00
代理机构
代理人
主权项
地址
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