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发明名称
Apparatus and method for arc welding
摘要
申请公布号
US3053975(A)
申请公布日期
1962.09.11
申请号
US19600014247
申请日期
1960.03.11
申请人
ESSO RESEARCH AND ENGINEERING COMPANY
发明人
NELSON JEROME W.;COOK HARRY C.
分类号
B23K9/02
主分类号
B23K9/02
代理机构
代理人
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