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发明名称
ELECTRONIC WRIST WATCH
摘要
PURPOSE:To improve the economy of a watch, which can be used during the charging operation, by using a primary cell as a power source during the charging operation of a main power source.
申请公布号
JPS52111760(A)
申请公布日期
1977.09.19
申请号
JP19760028902
申请日期
1976.03.17
申请人
SEIKO INSTR & ELECTRONICS
发明人
KISHI IWAO;SUGIMOTO KOUICHI
分类号
H02J7/00;G04C10/00
主分类号
H02J7/00
代理机构
代理人
主权项
地址
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