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发明名称
Method of making a welded joint
摘要
申请公布号
US2190267(A)
申请公布日期
1940.02.13
申请号
US19380194918
申请日期
1938.03.09
申请人
YORK ICE MACHINERY CORPORATION
发明人
LIGHT ALBERT T.
分类号
B23K35/30
主分类号
B23K35/30
代理机构
代理人
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