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发明名称
Method of arc welding
摘要
申请公布号
US2760044(A)
申请公布日期
1956.08.21
申请号
US19520265688
申请日期
1952.01.09
申请人
FANSTEEL METALLURGICAL CORPORATION
发明人
MOTT CHESTER D.
分类号
B23K9/23
主分类号
B23K9/23
代理机构
代理人
主权项
地址
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