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发明名称
An improved apparatus for electric resistance welding
摘要
申请公布号
GB434071(A)
申请公布日期
1935.08.26
申请号
GB19340036238
申请日期
1934.12.18
申请人
LOUIS BREGUET
发明人
分类号
B23K11/31
主分类号
B23K11/31
代理机构
代理人
主权项
地址
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