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经营范围
发明名称
Soldering iron and accessories
摘要
申请公布号
US2075227(A)
申请公布日期
1937.03.30
申请号
US19340740577
申请日期
1934.08.20
申请人
RING HAROLD B
发明人
RING HAROLD B.
分类号
B23K3/02
主分类号
B23K3/02
代理机构
代理人
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地址
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