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发明名称
Welding apparatus
摘要
申请公布号
US2104750(A)
申请公布日期
1938.01.11
申请号
US19350048847
申请日期
1935.11.08
申请人
JONES JAMES L
发明人
JONES JAMES L.
分类号
B23K9/28
主分类号
B23K9/28
代理机构
代理人
主权项
地址
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