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发明名称
Welding mechanism
摘要
申请公布号
US2476187(A)
申请公布日期
1949.07.12
申请号
US19460650670
申请日期
1946.02.27
申请人
PROGRESSIVE WELDER COMPANY
发明人
GORDON JOHN D.
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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