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发明名称
Water cooled electric welding assembly
摘要
申请公布号
US2794900(A)
申请公布日期
1957.06.04
申请号
US19540449148
申请日期
1954.08.11
申请人
WELDING SALES & ENGINEERING CO.
发明人
WIDTH ROBERT B.
分类号
B23K11/30
主分类号
B23K11/30
代理机构
代理人
主权项
地址
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