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发明名称
Pince porte-électrode pour soudure à l'arc
摘要
申请公布号
FR922828(A)
申请公布日期
1947.06.19
申请号
FRD922828
申请日期
1946.01.08
申请人
发明人
BERTHET PIERRE
分类号
B23K9/28
主分类号
B23K9/28
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代理人
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