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发明名称
Einrichtung zum elektrischen Lichtbogenschweissen in einer Schutzatmosphaere
摘要
申请公布号
DE496464(C)
申请公布日期
1930.05.21
申请号
DENDATA048746D
申请日期
申请人
ALLGEMEINE ELEKTRICITAETS-GESELLSCHAFT
发明人
分类号
B23K9/173
主分类号
B23K9/173
代理机构
代理人
主权项
地址
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