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经营范围
发明名称
Improved flexes for use in arc welding
摘要
申请公布号
GB730531(A)
申请公布日期
1955.05.25
申请号
GB19530028194
申请日期
1953.10.13
申请人
FRANCIS WILLIAM BERTHOLD KITTEL
发明人
分类号
B23K35/362
主分类号
B23K35/362
代理机构
代理人
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