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发明名称
Welding control system with polarizing relay
摘要
申请公布号
US2151749(A)
申请公布日期
1939.03.28
申请号
US19370173182
申请日期
1937.11.06
申请人
WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY
发明人
DAWSON JOHN W.
分类号
B23K11/24
主分类号
B23K11/24
代理机构
代理人
主权项
地址
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