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发明名称
Spot-welding mechanism
摘要
申请公布号
US2435577(A)
申请公布日期
1948.02.10
申请号
US19430474390
申请日期
1943.02.01
申请人
RAYTHEON MANUFACTURING COMPANY
发明人
DAWSON JOHN W.
分类号
B23K11/31
主分类号
B23K11/31
代理机构
代理人
主权项
地址
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