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经营范围
发明名称
Improvements in and relating to jacketed steel electrodes for electric arc welding
摘要
申请公布号
GB419285(A)
申请公布日期
1934.11.05
申请号
GB19330009981
申请日期
1933.04.03
申请人
NAAMLOOZE VENNOOTSCHAP MACHINERIEEEN-EN APPARATEN FABRIEKEN
发明人
分类号
B23K35/02;B23K35/04
主分类号
B23K35/02
代理机构
代理人
主权项
地址
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