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发明名称
Voltage controller
摘要
申请公布号
US2641739(A)
申请公布日期
1953.06.09
申请号
US19480041289
申请日期
1948.07.28
申请人
CHARLES ROQUET RAYMOND JACQUES
发明人
ROQUET RAYMOND JACQUES CHARLES
分类号
H04L25/02
主分类号
H04L25/02
代理机构
代理人
主权项
地址
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