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发明名称
Flux for use in soldering metals
摘要
申请公布号
US1927355(A)
申请公布日期
1933.09.19
申请号
US19310536941
申请日期
1931.05.12
申请人
HAROLD ASTON CHARLES
发明人
ASTON CHARLES HAROLD
分类号
B23K35/36
主分类号
B23K35/36
代理机构
代理人
主权项
地址
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