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发明名称
Improvements relating to electric arc-welding apparatus
摘要
申请公布号
GB733667(A)
申请公布日期
1955.07.13
申请号
GB19530005235
申请日期
1953.02.25
申请人
THE LINCOLN ELECTRIC COMPANY
发明人
分类号
B23K9/18;B23K37/02
主分类号
B23K9/18
代理机构
代理人
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地址
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