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发明名称
Soldering flux
摘要
申请公布号
US2217847(A)
申请公布日期
1940.10.15
申请号
US19390257851
申请日期
1939.02.23
申请人
NASSAU SMELTING & REFINING COMPANY, INCORPORATED
发明人
SCHEUCH WILLIAM A.
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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