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经营范围
发明名称
Resistance welding machine
摘要
申请公布号
US2790892(A)
申请公布日期
1957.04.30
申请号
US19550517615
申请日期
1955.06.23
申请人
ARTHUR COLON
发明人
COLON ARTHUR
分类号
B23K11/04
主分类号
B23K11/04
代理机构
代理人
主权项
地址
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