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发明名称
écran automatique pour soudure à l'arc
摘要
申请公布号
FR1044425(A)
申请公布日期
1953.11.17
申请号
FRD1044425
申请日期
1951.11.05
申请人
发明人
WAROUX RAOUL-ROBERT
分类号
A61F9/06
主分类号
A61F9/06
代理机构
代理人
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