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发明名称
Improvements in or relating to slag-forming annular bodies for use in stud welding
摘要
申请公布号
GB930739(A)
申请公布日期
1963.07.10
申请号
GB19600036759
申请日期
1960.10.26
申请人
PHILIPS ELECTRICAL INDUSTRIES LIMITED
发明人
分类号
B23K9/20;B23K35/02
主分类号
B23K9/20
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