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发明名称
Composite welding electrode
摘要
申请公布号
US2785285(A)
申请公布日期
1957.03.12
申请号
US19530343097
申请日期
1953.03.18
申请人
NATIONAL CYLINDER GAS COMPANY
发明人
BERNARD ARTHUR A.
分类号
B23K35/02;B23K35/04
主分类号
B23K35/02
代理机构
代理人
主权项
地址
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