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发明名称
Method of supplying current and apparatus for arc welding
摘要
申请公布号
US1997234(A)
申请公布日期
1935.04.09
申请号
US19330677721
申请日期
1933.06.26
申请人
LA SOUDURE ELECTRIQUE AUTOGENE SOCIETE ANONYME
发明人
SCHMERBER RAOUL JEAN
分类号
H01F38/08
主分类号
H01F38/08
代理机构
代理人
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地址
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