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发明名称
Electronic timepiece having an alarm unit
摘要
An alarm device for electronic watches has a memory for storing data representing a specified date. When the user operates a switch on that day, the device sounds an alarm to tell the user the specified date has arrived.
申请公布号
US4322830(A)
申请公布日期
1982.03.30
申请号
US19790096239
申请日期
1979.11.20
申请人
CASIO COMPUTER CO., LTD.
发明人
NAKAZAWA, EIJI
分类号
G04G15/00;G04G9/00;G04G9/08;G04G13/02;G09F9/302;(IPC1-7):G04C21/00
主分类号
G04G15/00
代理机构
代理人
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