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发明名称
Procédé pour la soudure par points double sans contre-électrodes
摘要
申请公布号
FR821732(A)
申请公布日期
1937.12.11
申请号
FRD821732
申请日期
1937.05.11
申请人
发明人
BERGHAUS BERNHARD
分类号
B23K11/11;B23K11/31
主分类号
B23K11/11
代理机构
代理人
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