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发明名称
Improvements in or relating to apparatus for electric arc welding
摘要
申请公布号
GB772431(A)
申请公布日期
1957.04.10
申请号
GB19560006458
申请日期
1954.05.06
申请人
E.M.F. ELECTRIC COMPANY PROPRIETARY LIMITED
发明人
分类号
B23K9/067
主分类号
B23K9/067
代理机构
代理人
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地址
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