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发明名称
Method of arc welding
摘要
申请公布号
US2504867(A)
申请公布日期
1950.04.18
申请号
US19480034472
申请日期
1948.06.22
申请人
AIR REDUCTION COMPANY, INCORPORATED
发明人
MULLER ALBERT
分类号
B23K9/173;B23K35/38
主分类号
B23K9/173
代理机构
代理人
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地址
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