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发明名称
Improvements relating to welding studs to plates and the like
摘要
申请公布号
GB601459(A)
申请公布日期
1948.05.06
申请号
GB19450010677
申请日期
1945.04.27
申请人
TED NELSON
发明人
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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