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经营范围
发明名称
Stud welding apparatus
摘要
申请公布号
US2467723(A)
申请公布日期
1949.04.19
申请号
US19470742666
申请日期
1947.04.19
申请人
THE ENGLISH ELECTRIC COMPANY LIMITED
发明人
BARLOW KENNETH FREDERICK
分类号
B23K9/20
主分类号
B23K9/20
代理机构
代理人
主权项
地址
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