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发明名称
Standard frequency generator
摘要
申请公布号
US2570461(A)
申请公布日期
1951.10.09
申请号
US19470755294
申请日期
1947.06.18
申请人
GUY LEGROS ROBERT
发明人
LEGROS ROBERT GUY
分类号
H03L7/02;H03L7/16
主分类号
H03L7/02
代理机构
代理人
主权项
地址
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