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发明名称
Electric welding apparatus
摘要
申请公布号
US2464679(A)
申请公布日期
1949.03.15
申请号
US19450622580
申请日期
1945.10.16
申请人
FLETCHER ALBERT C;DONALD LLOYD
发明人
FLETCHER ALBERT C.;LLOYD DONALD
分类号
B23K9/10
主分类号
B23K9/10
代理机构
代理人
主权项
地址
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