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发明名称
TUNGSTEN ELECTRODES FOR TIG WELDING
摘要
申请公布号
JPS52144345(A)
申请公布日期
1977.12.01
申请号
JP19760062547
申请日期
1976.05.28
申请人
SUMITOMO METAL IND
发明人
YAMAUCHI NOBUYUKI;KOU TAKAO
分类号
B23K35/02
主分类号
B23K35/02
代理机构
代理人
主权项
地址
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