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发明名称
Coated welding electrodes and methods of making same
摘要
申请公布号
US3108020(A)
申请公布日期
1963.10.22
申请号
US19600066377
申请日期
1960.10.21
申请人
DER WILLIGEN PAUL CHRISTIAAN V;DE JONGE JELIS
发明人
WILLIGEN PAUL CHRISTIAAN VAN DER;JONGE JELIS DE
分类号
B23K35/04;B23K35/365
主分类号
B23K35/04
代理机构
代理人
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