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发明名称
TWO-PHASE TRANSFORMER AND WELDING CIRCUIT THEREFOR
摘要
申请公布号
US4169975(A)
申请公布日期
1979.10.02
申请号
US19770813787
申请日期
1977.07.08
申请人
BLOCK, MERRILL
发明人
BLOCK, MERRILL
分类号
B23K11/25;H01F27/40;(IPC1-7):B23K9/10
主分类号
B23K11/25
代理机构
代理人
主权项
地址
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