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经营范围
发明名称
Phase-shift circuit
摘要
申请公布号
US2593280(A)
申请公布日期
1952.04.15
申请号
US19500199963
申请日期
1950.12.09
申请人
CUTLER-HAMER, INC.
发明人
ELLIOT WILLIAM H.
分类号
H05B41/392
主分类号
H05B41/392
代理机构
代理人
主权项
地址
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