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发明名称
Welding circuit
摘要
申请公布号
US2785283(A)
申请公布日期
1957.03.12
申请号
US19540425288
申请日期
1954.04.23
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
SUMNER ERIC E.
分类号
B23K11/26
主分类号
B23K11/26
代理机构
代理人
主权项
地址
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