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发明名称
Soldering alloy
摘要
申请公布号
US2274863(A)
申请公布日期
1942.03.03
申请号
US19410376196
申请日期
1941.01.27
申请人
JOSEF LEUSER
发明人
LEUSER JOSEF
分类号
B23K35/30
主分类号
B23K35/30
代理机构
代理人
主权项
地址
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