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发明名称
Alarm clock
摘要
申请公布号
US2546289(A)
申请公布日期
1951.03.27
申请号
US19470722334
申请日期
1947.01.16
申请人
THE UNITED STATES TIME CORPORATION
发明人
ADDUCI RAYMOND V.
分类号
G04B23/06
主分类号
G04B23/06
代理机构
代理人
主权项
地址
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