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发明名称
Composite welded article and method of producing such article
摘要
申请公布号
GB925430(A)
申请公布日期
1963.05.08
申请号
GB19610013709
申请日期
1961.04.17
申请人
CATERPILLAR TRACTOR CO.
发明人
分类号
B23K11/04
主分类号
B23K11/04
代理机构
代理人
主权项
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