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发明名称
COVERED ELECTRODE FOR WELDING COPPER AND ITS ALLOYS
摘要
申请公布号
PL129102(B1)
申请公布日期
1984.03.31
申请号
PL19790220404
申请日期
1979.12.12
申请人
发明人
分类号
B23K;B23K35/22;B23K35/365;(IPC1-7):B23K35/22
主分类号
B23K
代理机构
代理人
主权项
地址
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